| Patent |
Priority |
Assignee |
Title |
| 2174515, |
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| 2449731, |
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| 2508403, |
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| 2625429, |
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| 2639194, |
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| 2683061, |
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| 2794321, |
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| 2873030, |
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| 2970923, |
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| 3004330, |
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| 3155612, |
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| 3182916, |
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| 3199901, |
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| 3302450, |
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| 3323550, |
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| 3361359, |
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| 3420064, |
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| 3426544, |
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| 3434500, |
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| 3467142, |
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| 3586291, |
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| 3672571, |
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| 3693888, |
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| 3697002, |
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| 3698195, |
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| 3719327, |
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| 3729142, |
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| 3753527, |
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| 3777980, |
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| 3777987, |
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| 3779468, |
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| 3780946, |
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| 3791587, |
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| 3797741, |
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| 3804334, |
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| 3807430, |
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| 3814377, |
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| 3815636, |
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| 3833019, |
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| 3851896, |
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| 3856333, |
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| 3863845, |
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| 3866833, |
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| 3870236, |
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| 3873030, |
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| 3874598, |
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| 3882892, |
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| 3885743, |
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| 3895085, |
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| 3896999, |
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| 3903929, |
|
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| 3940066, |
Jul 11 1974 |
The Toro Company |
Pop-up sprinkler head having flow adjustment means |
| 3948285, |
Jan 29 1975 |
Dana Corporation |
Pressure and flow regulation device |
| 3954223, |
Jun 20 1975 |
Rain Bird Sprinkler Mfg., Corporation |
Trickle irrigator |
| 3957292, |
Dec 30 1971 |
|
Quick-connect fittings for a trickle type irrigation system |
| 3966233, |
Dec 30 1971 |
|
Irrigation apparatus |
| 3970251, |
Mar 06 1975 |
Harmony Emitter Company, Inc. |
Pipe insertable emitter for irrigation systems |
| 3973732, |
Dec 30 1971 |
|
Quick-connect fittings for a trickle type irrigation system |
| 3981452, |
Feb 10 1975 |
|
Irrigation pipes with dripper units and method of its manufacture |
| 3993248, |
Aug 13 1975 |
WIEBOLDT, ROBERT |
Fluid flow regulator |
| 3995436, |
Mar 13 1975 |
|
Apparatus for uniform dispersion of digested effluent |
| 3998244, |
Aug 08 1975 |
|
Drip irrigation valve with helical flow path |
| 3998391, |
Mar 26 1974 |
|
Flow restrictor and trickle emitter |
| 3998427, |
Dec 11 1975 |
|
Self-cleaning drip irrigation valve |
| 4008853, |
Oct 31 1975 |
Vernay Laboratories, Inc. |
Pressure responsive self-purging emitter |
| 4017958, |
Dec 30 1971 |
|
Irrigation apparatus |
| 4022384, |
Dec 08 1975 |
NATIONAL CITY BANK, THE AGENT |
Irrigation tubing |
| 4036435, |
Jul 23 1975 |
|
Drip irrigation emitter |
| 4037791, |
Oct 17 1975 |
|
Flow-control device |
| 4047995, |
Feb 02 1976 |
|
Hoses for irrigation by dripping and the like and the process to manufacture the same |
| 4058257, |
Dec 05 1974 |
|
Irrigation emitter |
| 4059228, |
Sep 03 1974 |
Salco Products, Inc. |
Self cleaning, pressure responsive emitter valve for soil irrigation |
| 4077570, |
May 26 1976 |
WIEBOLDT, ROBERT |
Penetrably mounted emitter for conduits |
| 4077571, |
Aug 13 1975 |
WIEBOLDT, ROBERT |
Fluid flow regulator |
| 4084749, |
Apr 11 1976 |
|
Flow reducing devices particularly useful as drip emitters for drip irrigation |
| 4092002, |
Oct 17 1975 |
RIS IRRIGATION SYSTEMS PTY LIMITED, A CORP OF SOUTH AUSTRALIA |
Drip feed attachment to feed tubes |
| 4095750, |
Oct 14 1975 |
|
Water conduit |
| 4105162, |
Oct 10 1976 |
|
Regulated flow-reducing device particularly useful for drip irrigation |
| 4121771, |
Jan 17 1977 |
|
Drip irrigation emitter |
| 4122590, |
May 09 1977 |
|
Means and method of installing emitters in irrigation tubing |
| 4132364, |
Aug 23 1976 |
WIEBOLDT, ROBERT |
Casing mounted emitter |
| 4134550, |
May 31 1977 |
|
Liquid flow control device |
| 4143820, |
Mar 08 1977 |
|
Emitter for drip irrigation systems |
| 4160323, |
Jun 20 1977 |
|
Portable dental cabinet |
| 4161291, |
Nov 01 1978 |
|
Emitter |
| 4177946, |
Apr 11 1977 |
|
Integral drip irrigation system |
| 4177947, |
Oct 13 1978 |
RIS IRRIGATION SYSTEMS PTY LIMITED |
Irrigation device |
| 4196853, |
Dec 16 1977 |
|
Multiple chamber drip irrigation hose |
| 4209133, |
Oct 26 1976 |
|
Drip level irrigation emitter unit |
| 4210287, |
Nov 24 1977 |
Hydro-Plan Engineering Ltd.; Netafim Mutzarei Hashkaya Vetiftuf Bekibbutz Hatzerm |
Drip irrigation system |
| 4223838, |
May 25 1976 |
|
Self-flushing, constant flow emitter for a drip irrigation system |
| 4225307, |
Jun 29 1979 |
|
Refractory insulation for skid pipes and the like in reheating furnaces |
| 4226368, |
Jan 23 1978 |
The Toro Company |
Multiple vortex dripper |
| 4235380, |
Dec 16 1977 |
|
Multiple chamber drip irrigation hose |
| 4247051, |
Apr 04 1977 |
ALLPORT, TROY, CO-TRUSTEE OF THE ALLPORT CHILDREN S TRUST UNDER THE DAVIES ALLPORT TRUST; ALLPORT, GERALDINE, CO-TRUSTEE OF THE ALLPORT CHILDREN S TRUST UNDER THE DAVIES ALLPORT TRUST |
Irrigation hose and method for its construction |
| 4250915, |
Nov 17 1977 |
|
Automatic controlling valve for maintaining the rate of fluid flow at a constant value |
| 4273286, |
Nov 29 1977 |
JAMES HARDIE IRRIGATION, INC |
Conduit for drip irrigation systems |
| 4274597, |
Nov 15 1978 |
Agrober Mezogazdasagi es Elelmiszeripari Tervezo, Beruhazasivallalat |
Watering head |
| 4281798, |
Sep 07 1978 |
|
Drip or trickle emitter |
| 4307841, |
Nov 24 1977 |
HYDRO-PLAN ENGINEERING, LTD ; NETAFIM MUTZAREI HASHKAYA BETIFTUF BEKIBBUTZ HATZERIM |
Drip irrigation system |
| 4331293, |
Nov 23 1979 |
|
Emitters for drip irrigation systems, micro-sprinklers and similars, of the pressure compensating type and also those types whose flow varies in relation to the changes in pressure |
| 4344576, |
Sep 15 1980 |
|
Trickle flow irrigation valve |
| 4354639, |
Dec 16 1977 |
|
Multiple chamber drip irrigation hose |
| 4366926, |
Aug 06 1979 |
Hydro-Plan Engineering, Ltd. |
Irrigation emitter unit |
| 4369923, |
Sep 04 1979 |
|
Self-regulating nozzle for a liquid supply line |
| 4384680, |
Oct 25 1977 |
Hydro-Plan Engineering Ltd. |
Fluid flow regulator unit |
| 4385727, |
Apr 22 1975 |
|
Irrigation emitter tube |
| 4385757, |
Apr 23 1976 |
Grapha-Holding AG |
Apparatus for converting a stream of sheets into discrete stacks |
| 4392616, |
Apr 06 1981 |
|
Self-perforating drip irrigation device |
| 4413786, |
Nov 21 1979 |
Hydro-Plan Engineering Ltd. |
Emitter unit |
| 4413787, |
May 14 1980 |
U S FARM PRODUCTS LIMITED |
Apparatus for drip irrigation |
| 4424936, |
Feb 26 1981 |
|
Drip-irrigation emitter for mounting on a liquid supply-conduit |
| 4430020, |
Sep 29 1982 |
|
Drip irrigation hose |
| 4460129, |
Feb 13 1980 |
|
Turbulent flow emitter |
| 4473191, |
Apr 01 1982 |
|
Drip irrigation system employing flow regulation |
| 4473525, |
Oct 25 1978 |
Laboratoires Besins International SA |
Method of making fluid distribution devices particularly useful for drip irrigation |
| 4502631, |
Mar 24 1983 |
Rain Bird Sprinkler Mfg. Corp. |
Trickle irrigation unit |
| 4508140, |
Mar 12 1983 |
Lucas Industries public limited company |
Hydraulic flow control valves |
| 4513777, |
Aug 22 1983 |
General Motors Corporation |
Pressure compensated flow control valve assembly for fluids containing finely divided solids |
| 4519546, |
Jul 15 1981 |
Naan Irrigation Systems |
Drip irrigation apparatus |
| 4522339, |
Jun 03 1983 |
JAMES HARDIE IRRIGATION, INC |
Irrigation fitting with installation barb and associated barb installation tool |
| 4533083, |
Jun 22 1981 |
RIS Irrigation Systems Pty. Ltd. |
Drip feed device for irrigation purposes |
| 4534515, |
Apr 01 1982 |
|
Drip irrigation system employing adjacently arranged flow-restricting passages |
| 4545784, |
Apr 14 1983 |
Interox Chemicals Limited |
Particulate sodium perborate monohydrate containing adsorbed activator |
| 4572756, |
Apr 01 1982 |
|
Drip irrigation system employing adjacently arranged flow-restricting passages |
| 4573640, |
Oct 26 1976 |
Hydro-Plan Engineering Ltd. |
Irrigation emitter unit |
| 4593857, |
Nov 30 1983 |
Plassim Limited |
Irrigation emitter unit |
| 4613080, |
Jun 29 1984 |
Rain Bird Sprinkler Mfg. Corp. |
Multiple outlet trickle irrigation unit |
| 4626130, |
May 08 1981 |
|
Drip irrigation system |
| 4627903, |
Jul 26 1982 |
EXXON RESEARCH AND ENGINEERING COMPANY, A CORP OF DE |
Electrode for an electrostatic atomizing device |
| 4642152, |
Apr 01 1982 |
|
Drip irrigation system employing flow regulation |
| 4653695, |
Sep 11 1985 |
Drip Irrigation Systems, Ltd. |
Pressure compensating drip irrigation emitter |
| 4687143, |
Oct 03 1985 |
Naan Mechanical Works |
Drip irrigation apparatus |
| 4702787, |
Jun 10 1983 |
AGRIFIM IRRIGATION INTERNATIONAL N V |
Process for making drip irrigation lines |
| 4718608, |
Oct 26 1976 |
Hydro-Plan Engineering, Ltd. |
Drip level irrigation emitter |
| 4722481, |
May 05 1986 |
|
Adjustable drip emitter |
| 4722759, |
Mar 01 1985 |
ROBERTS IRRIGATION PRODUCTS, INC |
Apparatus for fabricating drip irrigation tape |
| 4726520, |
Mar 30 1984 |
RAIN BIRD SPRINKLER MFG CORP , A CORP OF CA |
Continuous tube emitter |
| 4726527, |
Jul 07 1986 |
|
Drip irrigation emitter |
| 4728042, |
Jul 15 1981 |
Naan Irrigation Systems |
Drip irrigation process |
| 4735363, |
May 29 1985 |
Plastro Gvat |
Method for producing a drip irrigation line and an emitter therefor |
| 4749130, |
Aug 14 1982 |
|
Liquid-spraying system |
| 4753394, |
Aug 13 1984 |
DAYSTAR, INC , A CORP OF AZ |
Trickle irrigation systems with improved emitters |
| 4756339, |
Apr 11 1986 |
Maillefer SA |
Hose for drip irrigation and method of producing same |
| 4765541, |
Jul 30 1985 |
Rex B., Candy; Jennifer J., Candy |
Drip emitter housing |
| 4775046, |
Jan 17 1986 |
FUTURE AUTOMATION, INC |
Transport belt for production parts |
| 4781217, |
Feb 13 1985 |
|
Pulse-irrigation method and apparatus |
| 4789005, |
May 17 1985 |
Dunlop Limited |
Marine growth retarding hose |
| 4796660, |
Mar 05 1986 |
BRON DAN, 36 PALMACH STREET, HAIFA, ISRAEL |
Drip emitter |
| 4807668, |
Mar 01 1985 |
ROBERTS IRRIGATION PRODUCTS, INC |
Drip irrigation tape |
| 4817875, |
Sep 21 1987 |
|
Flexible pipe for trickle irrigation |
| 4824019, |
Jun 10 1981 |
|
Lawn-border sprinkler |
| 4824025, |
May 26 1987 |
MIDEADRIP CO , LTD , JULIA HOUSE-3, THEMISTOCLES DERVIS STREET, NICOSA, CYPRUS A CYPRUS CORP |
One-piece in-line pressure compensating drip irrigation emitter |
| 4850531, |
Feb 01 1988 |
James Hardie Irrigation, Inc. |
Drip emitter |
| 4856552, |
Nov 12 1986 |
Silkbell Limited |
Flow regulating device |
| 4859264, |
Apr 11 1986 |
Maillefer SA |
Method and installation for producing hose for drip irrigation |
| 4874132, |
Jun 19 1979 |
U S FARM PRODUCTS LIMITED |
Drip irrigation apparatus |
| 4880167, |
Sep 23 1987 |
TORO COMPANY, THE |
Irrigation hose with linear turbulent flow emitter |
| 4900437, |
Dec 18 1986 |
Societe Degremont |
Device for the introduction of a fluid in a receiving medium, such as that of an apparatus used for the treatment of liquids, notably water |
| 4909411, |
Feb 22 1989 |
Showa Denko Kabushiki Kaisha |
Container |
| 4948295, |
May 13 1986 |
|
Pipe for watering plants |
| 4984739, |
Aug 04 1986 |
ALLPORT, TROY AND ALLPORT, GERALDINE CO -TRUSTEES OF THE ALLPORT CHILDREN S TRUST UNDER THE DAVIES ALLPORT TRUST DATED NOVERMBER 8, 1985, AS AMENDED AND RESTATED OCTOBER 14, 1991 |
Drip irrigation hose |
| 5022940, |
May 30 1988 |
Hydro-Plan Engineering Ltd. |
Process of making a drip irrigation conduit |
| 5031837, |
Jan 02 1990 |
Raindrip, Inc. |
Drip irrigator |
| 5040770, |
Dec 14 1988 |
|
Device for transforming a laminar fluid flow into drops |
| 5052625, |
Mar 02 1990 |
|
Pressure compensating drip irrigation system |
| 5096206, |
Jun 01 1990 |
W E HALL COMPANY |
Pipe joint sealer |
| 5111995, |
Dec 18 1990 |
Rain Bird Corporation |
Drip irrigation tube |
| 5111996, |
Feb 27 1991 |
Drip Irrigation Systems, Ltd. |
Incremental pressure-compensating drip irrigation emitter |
| 5116414, |
Oct 26 1981 |
Battelle Memorial Institute |
Long-term control of root growth |
| 5118042, |
Jun 26 1989 |
William A., Delmer; Robert J., Delmer; Daniel W. C., Delmer |
Multiple chamber drip irrigation hose |
| 5122044, |
Jun 24 1988 |
Hydro-Plan Engineering Ltd. |
Apparatus for making a drip irrigation conduit |
| 5123984, |
Aug 17 1990 |
T-SYSTEMS INTERNATIONAL, INC |
Method and apparatus for forming ports in drip irrigation hose |
| 5137216, |
Apr 03 1990 |
Raindrip, Inc. |
Multiple unit drip irrigator |
| 5141360, |
Sep 18 1989 |
|
Irrigation tubing |
| 5163622, |
Sep 08 1989 |
PLASTRO IRRIGATION SYSTEMS LTD |
Drip irrigation line and method of making same |
| 5181952, |
Oct 26 1981 |
BATTELLE MEMORIAL INSTITUTE, A CORP OF OHIO |
Root-growth-inhibiting sheet |
| 5183208, |
Jul 20 1990 |
PLASTRO IRRIGATION SYSTEMS LTD |
Drip irrigation emitter |
| 5192027, |
Feb 11 1992 |
VALPLASTIC U S A , LLC; DRIP TAPE MANUFACTURERS & ENGINEERS, INC |
Drip irrigation devices and plastic films with copper powder incorporated |
| 5200132, |
Mar 31 1987 |
Plastro Gvat |
Method and an apparatus for producing a drip-irrigation emitter |
| 5203503, |
Feb 02 1990 |
PLASTRO IRRIGATION SYSTEMS LTD |
Drip irrigation lines |
| 5207386, |
Oct 01 1991 |
Hydro-Plan Engineering Ltd. |
Flow emitter units moulds for use in the manufacture thereof |
| 5232159, |
Jul 15 1991 |
Abbat Products International, Inc. |
Sprinkler and edging apparatus |
| 5232160, |
Nov 22 1991 |
DAWN INDUSTRIES, INC |
Multiple-outlet irrigation device and regulator |
| 5236130, |
Mar 15 1991 |
Lego M. Lemelshtrich Ltd. |
Drip irrigation apparatus |
| 5246171, |
Jun 06 1991 |
ROBERTS IRRIGATION PRODUCTS, INC |
Drip irrigation tape including a series of alternately offset elongated chambers |
| 5252162, |
Jun 26 1989 |
VALPLASTIC USA LLC |
Multiple chamber drip irrigation hose made from a single strip |
| 5253807, |
Mar 17 1992 |
CENTRAL VALLEY MANUFACTURING, INC |
Multi-outlet emitter and method |
| 5271786, |
Oct 12 1990 |
Naan Irrigation Systems |
Method and apparatus for producing pipes for drip irrigation |
| 5279462, |
Oct 25 1990 |
Hydroplan Engineering Ltd. |
Fluid flow control unit |
| 5282578, |
Feb 08 1993 |
T-Systems International, Inc. |
Self-protecting irrigation hose and method |
| 5282916, |
Nov 22 1991 |
Hydromatic Ltd. |
Method and apparatus for making drip irrigation devices |
| 5283916, |
Apr 23 1990 |
|
Process for transporting injured or stranded people, and protective capsule for carrying out the process |
| 5294058, |
Jan 24 1992 |
Plastro-Gvat |
Regulated drip irrigation emitter |
| 5310438, |
Dec 16 1992 |
Agrifim Irrigation International N.V. |
Process for making low cost drip irrigation lines using plastic extrusion and film blowing techniques |
| 5314116, |
Jan 21 1992 |
Jain Irrigation Inc |
Pulsator for irrigation systems and the like |
| 5316220, |
Aug 22 1991 |
Naan Irrigation Systems |
Irrigator with mutually perpendicular water path components |
| 5318657, |
Feb 16 1988 |
ROBERTS IRRIGATION PRODUCTS, INC |
Drip irrigation tape and method of manufacture |
| 5324371, |
May 30 1988 |
Hydro-Plan Engineering Ltd. |
Process for producing a drip irrigation conduit |
| 5324379, |
Jan 27 1993 |
Drip Irrigation Systems, Ltd. |
Method and apparatus for producing drip irrigation conduit |
| 5327941, |
Jun 16 1992 |
The United States of America as represented by the Secretary of the Navy |
Cascade orificial resistive device |
| 5330107, |
Aug 01 1991 |
Eurodrip S.A. |
Drip irrigation emitter embodied in a water conduit pressure compensating with self-regulation |
| 5332160, |
Oct 26 1992 |
AGRIFIM IRRIGATION INTERNATIONAL N V |
Multi-layer drip irrigation conduit |
| 5333793, |
Jul 21 1993 |
T-Systems International, Inc. |
Drip irrigation hose with pressure compensation and method for its manufacture |
| 5337597, |
Jun 20 1991 |
Expertek |
Bubble emission volume quantifier |
| 5353993, |
May 02 1991 |
|
Irrigation system, drip irrigation devices, and saddle clamps particularly useful therein |
| 5364032, |
Feb 08 1993 |
T-Systems International, Inc. |
Self-protecting irrigation hose and method |
| 5399160, |
Oct 04 1991 |
CHASE MANHATTAN BANK, AS ADMINISTRATIVE AGENT, THE |
Irrigation tubing set having compliant sections |
| 5400973, |
Jul 30 1993 |
|
Pressure responsive regulated flow restrictor useful for drip irrigation |
| 5413282, |
Oct 28 1993 |
TORO COMPANY, THE |
Pressure compensating emitter with shut down flush |
| 5441203, |
Jan 25 1993 |
Lurmark Limited |
Spray nozzle holder containing two valves for flow control |
| 5442001, |
Sep 14 1993 |
Henkel Corporation |
Use of low toxicity solvents in waterborne adhesives |
| 5443212, |
Feb 26 1992 |
Naan Irrigation Systems |
Drip irrigation apparatus |
| 5449250, |
Oct 26 1981 |
Battelle Memorial Institute |
Method for disposing of hazardous wastes |
| 5522551, |
May 26 1993 |
T-Systems International, Inc. |
Drip irrigation hose and method for its manufacture |
| 5531381, |
Oct 05 1994 |
TEXUPLY SYSTEMS GMBH |
Pulsating drip laterals |
| 5535778, |
Oct 29 1993 |
Netafim Ltd |
Drip irrigation lines flushing valve |
| 5584952, |
Sep 10 1993 |
Hydromatic Ltd. |
Method and apparatus for making drip irrigation lines and preformed member for use therein |
| 5586727, |
Dec 24 1993 |
HYDROMATIC LTD |
Flow reducer devices and drip irrigation emitter including same |
| 5591293, |
Nov 14 1994 |
Agrifim Irrigation Internaional N.V. |
Process for manufacturing drip irrigation systems using plastic lamination/extrusion techniques |
| 5601381, |
Sep 04 1994 |
Lego Irrigation Ltd. |
Irrigation apparatus including pulsators |
| 5609303, |
Jul 30 1993 |
|
Regulated flow restrictor device particularly useful as a drip irrigation emitter |
| 5615833, |
Dec 21 1994 |
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des |
External mixing type burner |
| 5615838, |
Mar 10 1995 |
Drip Irrigation Systems, Ltd. |
In-line retention drip emitter |
| 5620143, |
Oct 24 1994 |
VALPLASTIC USA LLC |
Constant-flow irrigation tape and method of making |
| 5628462, |
Aug 15 1995 |
|
Drip irrigation emitter |
| 5634594, |
Jul 30 1993 |
|
Flow control device particularly useful in drip irrigation emitters |
| 5636797, |
Jun 20 1994 |
|
Drip irrigation emitter and flow control unit included therein |
| 5641113, |
Jun 30 1994 |
LAPIS SEMICONDUCTOR CO , LTD |
Method for fabricating an electronic device having solder joints |
| 5673852, |
Apr 03 1989 |
ROBERTS IRRIGATION PRODUCTS, INC |
Drip irrigation tape and method of manufacture |
| 5676897, |
Oct 03 1990 |
|
Dripline duct with internally located emiters and manufacture process |
| 5695127, |
Oct 24 1994 |
VALPLASTIC USA LLC |
Constant-flow irrigation tape and method of making |
| 5722601, |
May 26 1994 |
T-Systems International, Inc.; T-SYSTEMS INTERNATIONAL, INC |
Drip irrigation hose and method of its manufacture |
| 5732887, |
Feb 16 1988 |
JOHN DEERE WATER, INC |
Drip irrigation tape and method of manufacture |
| 5744423, |
Oct 26 1981 |
BATTELLE PACIFIC NORTHWEST LABORATORIES |
Method and composition for protecting pavement structure from growth of plants in splits of the structure |
| 5744779, |
Dec 07 1994 |
APSWISS TECH |
Method for manufacturing drip irrigation tubes |
| 5785785, |
Oct 24 1994 |
VALPLASTIC USA LLC |
Method of making constant flow irrigation tape |
| 5820028, |
Feb 26 1992 |
NAANDANJAIN IRRIGATION LTD |
Irrigation apparatus |
| 5820029, |
Mar 04 1997 |
Rain Bird Corporation |
Drip irrigation emitter |
| 5829685, |
Mar 01 1996 |
|
Regulated flow-restrictor devices particularly useful in drip irrigation |
| 5829686, |
May 22 1996 |
|
Irrigation emitters having reduced sensitivity to clogging |
| 5855324, |
May 26 1994 |
JOHN DEERE WATER, INC |
Drip irrigation hose and method of its manufacture |
| 5865377, |
Jul 19 1994 |
JOHN DEERE WATER, INC |
Drip irrigation hose and method for its manufacture |
| 5871325, |
Apr 19 1995 |
Jabil Circuit, Inc. |
Thin support for PC board transfer system |
| 5875815, |
Oct 20 1997 |
Nelson Irrigation Corporation |
Combination pressure regulator/drain check valve |
| 5898019, |
Sep 01 1989 |
Battelle Memorial Institute |
Method and composition for protecting pavement structure from growth of seeds and roots in splits of the structure |
| 5944260, |
Jun 18 1997 |
|
Water-dropping tape for crops |
| 5957391, |
Mar 07 1997 |
JOHN DEERE WATER, INC |
Drip irrigation hose with self-cleaning inlet and method for its manufacture |
| 5972375, |
Aug 13 1992 |
TECHNOLOGY FINANCE CORPORATION PROPRIETARY LIMITED |
Polyvinyl alcohol compositions prepared by crosslinking in a freezing step |
| 6015102, |
Aug 18 1997 |
JOHN DEERE WATER, INC |
External emitter for drip irrigation hose |
| 6026850, |
Feb 27 1996 |
Global Agricultural Technology and Engineering, LLC |
Pressure regulating valve |
| 6027048, |
Oct 14 1997 |
Hydroplan Engineering Ltd. |
Irrigation emitter unit |
| 6039270, |
Oct 03 1990 |
|
Manufacture process for a dripline duct with internally located emitters |
| 6062245, |
Nov 21 1997 |
Eaton Corporation |
Gaseous fuel burner manifold with integral pressure regulator assembly |
| 6095185, |
Jul 27 1999 |
|
Fluid-flow control device particularly useful as a drip-irrigation emitter |
| 6109296, |
Aug 06 1993 |
CYCLE STOP VALVES, INC |
Dribble flow valve |
| 6116523, |
May 06 1997 |
JOHN DEERE WATER, INC |
Pressure-compensating drip irrigation hose and method for its manufacture |
| 6120634, |
Feb 26 1997 |
MICRO IRRIGATION TECHNOLOGIES, INC |
Method and apparatus for forming agricultural drip tape |
| 6179949, |
Apr 18 1997 |
APSWISS TECH |
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Oct 14 1997 |
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Irrigation emitter unit |
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Nov 18 1999 |
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Mar 23 1999 |
Delaware Capital Formation |
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Dec 21 1998 |
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Dec 28 1997 |
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Dec 15 2000 |
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Mar 23 1999 |
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Roll seal control valve |
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Oct 03 2000 |
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Emitter |
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Oct 29 2002 |
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Sep 18 2000 |
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