Patent |
Priority |
Assignee |
Title |
1141499, |
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1141926, |
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1285570, |
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1304022, |
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1316341, |
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1423411, |
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1448842, |
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1603239, |
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1617819, |
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1634165, |
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1822735, |
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1899119, |
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1937231, |
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204630, |
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2198055, |
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2311387, |
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23816, |
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2500348, |
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251283, |
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2551792, |
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2578104, |
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2584446, |
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2697350, |
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2705970, |
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2795955, |
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2799348, |
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2836144, |
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2992560, |
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3012437, |
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3112464, |
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3132311, |
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3256907, |
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3320813, |
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3320922, |
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3320923, |
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3339519, |
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3351821, |
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3364321, |
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3463843, |
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3681753, |
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3688795, |
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3703246, |
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3709038, |
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3710612, |
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3739641, |
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3742243, |
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3777273, |
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3806851, |
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3826139, |
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3859651, |
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3901079, |
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3965454, |
Sep 12 1974 |
EMERSON ELECTRIC CO A CORP OF MISSOURI |
Means lowering contact resistance in variable resistance control |
3986109, |
Jan 29 1975 |
ADE Corporation |
Self-calibrating dimension gauge |
4064907, |
Sep 30 1976 |
Rego |
Fill limiting filler valve unit |
4086533, |
Nov 12 1975 |
U.S. Philips Corporation |
Hall effect apparatus for determining the angular position of a rotating part |
4102191, |
Nov 19 1976 |
|
Digital fuel gauge |
4107998, |
Apr 30 1975 |
STEWART-WARNER ALEMITE AND INSTRUMENT CORPORATION |
Petrol tank gauges |
4114130, |
Nov 25 1977 |
General Motors Corporation |
Fuel level sender with molded plastic case |
4125821, |
Aug 05 1977 |
Denki Onkyo Company, Limited |
Potentiometer providing a non-linear output |
4155340, |
Mar 28 1977 |
TRW INC , A CORP OF OH |
Solid state ignition system |
4223190, |
Dec 01 1977 |
MPI PRODUCTS, INC |
Mercury float switch |
4293837, |
Jul 23 1980 |
The Singer Company |
Hall effect potentiometer |
4355363, |
May 14 1980 |
Honeywell Inc. |
Digital characterization of liquid gaging system sensors |
4362056, |
Dec 01 1980 |
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Digital indicating system for fuel quantity of a vehicle or the like |
4383444, |
Apr 21 1980 |
Robertshaw Controls Company |
Microprocessor based capacitance level detection system |
4387334, |
Jun 05 1981 |
Rockwell International Corporation |
Battery monitor circuit |
4392375, |
Jan 30 1980 |
Nippondenso Co., Ltd. |
Rotational angle detecting apparatus |
4395695, |
Jul 25 1980 |
Copal Company Limited |
Non-contact magnetic potentiometer |
4402209, |
Jun 11 1981 |
Qualitrol Corporation |
Liquid level float gauge calibration means |
4416211, |
Nov 04 1981 |
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Indicator device with calibration means |
4417473, |
Feb 03 1982 |
TWARD 2001 LIMITED, A LIMITED PARTNERSHIP OF CA |
Multi-capacitor fluid level sensor |
4418340, |
Apr 10 1981 |
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Liquid level indicator in a cylindrical gasoline tank of the horizontal type |
4425557, |
Jul 25 1980 |
Copal Company Limited |
Non-contact magnetic potentiometer |
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Jan 18 1982 |
CTS Corporation |
Rotary potentiometer with molded terminal package |
4441364, |
May 22 1981 |
Thomas G. Faria Corp. |
Liquid-level transducer/indicator |
447129, |
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4480469, |
Oct 25 1982 |
IMO INDUSTRIES INC |
Adjustable differential fluid level float indicator |
4483367, |
Jan 20 1984 |
ROCHESTER GAUGES, INC A CORP OF TX |
Stop fill valve |
4507961, |
Dec 07 1981 |
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Level gauge for liquefied gas tanks, with dial-and-hand indicator actuated by an axially movable drive coupled with a single internal magnet |
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Nov 21 1981 |
VDO Adolf Schindling AG |
Liquid-level transmitter with bell jar housing for gasoline tanks |
4543730, |
Feb 09 1984 |
ABB POWER T&D COMPANY, INC , A DE CORP |
Liquid level indicator for a tilted container |
4545020, |
Sep 30 1982 |
The Boeing Company |
Fuel gaging system |
4567763, |
Sep 27 1983 |
The United States of America as represented by the United States |
Passive encoder for range knobs |
4570118, |
Nov 20 1981 |
TRW INC , A CORP OF OH |
Angular position transducer including permanent magnets and Hall Effect device |
4575929, |
Nov 24 1982 |
CTS Corporation |
Method for making a precision linear potentiometer sensor |
4580450, |
Jul 06 1984 |
Kabushiki Kaisha Neriki |
Valve with a level gauge for a liquefied carbon dioxide container |
4589077, |
Jul 27 1983 |
Southwest Pump Company |
Liquid level and volume measuring method and apparatus |
4590575, |
Dec 15 1981 |
Robertshaw Controls Company; ROBERTSHAW CONTROLS COMPANY, A DE CORP |
Dielectric compensated level control system for use in tanks containing substance |
4595301, |
Dec 10 1984 |
Rochester Gauges, Inc. |
Slip bezel for adjustable gauge |
4605038, |
Apr 29 1985 |
Garland Commercial Ranges Limited |
Float valve control |
4610165, |
Jul 03 1985 |
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Fluid level sensor |
4617512, |
Jul 05 1983 |
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Capacitance measuring device including an overrange circuit |
4635480, |
Oct 15 1984 |
Rochester Gauges, Inc. |
Density compensating float |
4641122, |
Jan 17 1984 |
Jaeger |
Device for measuring the level or volume of liquid in a tank |
4667711, |
May 10 1984 |
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Tank overfill valve |
4671121, |
Nov 06 1985 |
BankAmerica Corporation |
Liquid level indicating device |
4688028, |
Dec 04 1985 |
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Audible low-fuel alarm for propane fuel tank |
4688587, |
Feb 04 1983 |
COMPAGNIE FRANCAISE D EXPLOITATION DE MARQUES-COFREM |
Liquid tank and process for operating it |
4703261, |
Dec 15 1983 |
Maag Gear-Wheel and Machine Company Limited |
Differential Hall-effect gear measure feeler |
4709225, |
Dec 16 1985 |
Cirrus Logic, INC |
Self-calibration method for capacitors in a monolithic integrated circuit |
4719419, |
Jul 15 1985 |
HARRIS GRAPHICS CORPORATION, MELBOURNE, FL , A CORP OF DE |
Apparatus for detecting a rotary position of a shaft |
4731730, |
Apr 30 1985 |
Smiths Group PLC |
Universal fuel quantity indicator apparatus |
4782215, |
Dec 10 1986 |
Robertshaw Controls Company |
Control unit and method of making the same |
4796469, |
Mar 16 1987 |
B-Conn, Inc. |
Apparatus and process for measuring change of liquid level in storage tanks |
4806847, |
Dec 09 1986 |
CATERPILLAR INC , A CORP OF DE |
Dielectric liquid level sensor and method |
4812804, |
Sep 09 1986 |
Ken, Hayashibara |
Controller for electric devices directed to use in bath |
4825070, |
Sep 03 1985 |
Kabushiki Kaisha Toshiba |
Displacement detector for detecting an amount of displacement of an object to be measured |
4835509, |
Jul 29 1986 |
Nippondenso Co., Ltd. |
Noncontact potentiometer |
4841771, |
Jul 08 1988 |
Chrysler Motors Corporation |
Fuel level sensor |
4864273, |
Jul 22 1987 |
AISIN SEIKI KABUSHIKI KAISHA, A CORP OF JAPAN |
Variable resistor |
4911011, |
Nov 01 1988 |
Rochester Gauges, Inc. |
Gauge with magnetically driven voltage divider |
4922081, |
Sep 23 1988 |
ROBERTSHAW CONTROLS COMPANY, 1701 BYRD AVE , RICHMOND, VA , A DE CORP |
Control system and method of making the same |
4924704, |
Dec 27 1988 |
Visteon Global Technologies, Inc |
Fuel sender assembly requiring no calibration and having reduced wear |
4928526, |
Nov 29 1988 |
Stewart Warner Instrument Corporation |
Universal fuel sender |
4931764, |
Dec 27 1988 |
Ford Motor Company |
Low wear resistor card for use in a liquid fuel sender circuit |
4939932, |
Mar 28 1989 |
VDO Adolf Schindling AG |
Level measuring device |
4943791, |
Jan 25 1989 |
SLC TECHNOLOGIES, INC , A DELAWARE CORPORATION |
Wide gap magnetic reed switch and method for manufacture of same |
4967181, |
Sep 12 1988 |
Yazaki Corporation |
Fuel level gauge provided with an apparatus for issuing a warning on the amount of remaining fuel |
4987400, |
Aug 11 1989 |
Rochester Gauges, Inc. |
Magnetically driven variable resistor gauge |
4991436, |
Dec 26 1989 |
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Fuel tank gauge |
5023806, |
Apr 03 1989 |
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Telecommunication system for remote LP gas inventory control |
5027871, |
Feb 23 1990 |
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LPG tank control valve system |
5050433, |
Sep 14 1990 |
JABIL CIRCUIT, INC |
Electronic circuit for fuel level sensor |
5051921, |
Nov 30 1989 |
David Sarnoff Research Center, Inc. |
Method and apparatus for detecting liquid composition and actual liquid level |
5055781, |
May 13 1989 |
Aisan Kogyo Kabushiki Kaisha |
Rotational angle detecting sensor having a plurality of magnetoresistive elements located in a uniform magnetic field |
5072618, |
Sep 21 1990 |
Rochester Gauges, Inc. |
Adjustable LPG gauge |
5085078, |
Jun 15 1989 |
Jaeger |
Device for measuring fuel level in a motor vehicle tank |
5092230, |
Mar 13 1990 |
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Steam infusion float control |
5103368, |
May 07 1990 |
Therm-O-Disc, Incorporated |
Capacitive fluid level sensor |
5117693, |
Jun 13 1991 |
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Liquid level sensor |
5121109, |
Aug 29 1989 |
MURPHY INDUSTRIES, INC |
Adjustable set point signalling gauge |
5140303, |
Jul 09 1990 |
Federal-Mogul World Wide, Inc |
Submersible electronic fuel level signal damper |
5152170, |
Oct 22 1991 |
LAICHANG TECHNOLOGY, INC |
Universal fuel measuring device |
5159268, |
Feb 21 1991 |
Honeywell Inc.; Honeywell INC |
Rotational position sensor with a Hall effect device and shaped magnet |
5164668, |
Dec 06 1991 |
Honeywell, Inc. |
Angular position sensor with decreased sensitivity to shaft position variability |
5191284, |
Apr 07 1990 |
SKF INDUSTRIE S P A |
Device for detecting the relative rotational speed of two elements in a vehicle wheel |
521350, |
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5216919, |
Jan 02 1992 |
VEETHREE ELECTRONICS & MARINE LLC |
Fuel level sender |
5265032, |
Apr 03 1989 |
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Method for controlling LP gas inventory |
5270645, |
Aug 30 1991 |
UUSI, LLC |
Linear-output, temperature-stable rotational sensor including magnetic field responsive device disposed within a cavity of a flux concentrator |
5272918, |
Jun 30 1993 |
Visteon Global Technologies, Inc |
Pivotal liquid level sensor assembly |
5294917, |
Apr 06 1992 |
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Liquid level sensor using float and magnetic means |
5300883, |
Jun 30 1992 |
Continental Automotive GmbH |
Position sensor with variably coupled magnetic field conducting means |
5305639, |
Oct 16 1992 |
Scully Signal Company |
LPG gauge sensor |
5311776, |
Apr 12 1993 |
Rochester Gauges, Inc. |
Pre-installation liquid level gauge assembly with thread protector |
5333499, |
Sep 11 1989 |
FORD GLOBAL TECHNOLOGIES, INC A MICHIGAN CORPORATION |
Liquid measuring float and float rod assembly |
5341679, |
May 14 1993 |
G T PRODUCTS, INC |
Resistor card fuel level sender with float arm actuator |
5351387, |
Nov 20 1990 |
Kabushiki Kaisha Tokai Rika Denki Seisakusho |
Method of making a magnetic rotation sensor |
5357815, |
Feb 10 1993 |
Rochester Gauges, Inc. |
Magnetically driven gauge with voltage divider |
5375467, |
Nov 12 1992 |
FORD GLOBAL TECHNOLOGIES, INC A MICHIGAN CORPORATION |
Fuel tank sender assembly |
5438869, |
Nov 26 1991 |
C & K SYSTEMS, INC |
Protective reed switch housing |
5444369, |
Feb 18 1993 |
WABASH TECHNOLOGIES, INC |
Magnetic rotational position sensor with improved output linearity |
5463314, |
Jan 27 1994 |
Delphi Technologies Inc |
Gauge with magnetically fixed rest position |
5479820, |
Oct 12 1993 |
Rochester Gauges, Inc. |
Cryogenic gauge |
5570118, |
Nov 12 1992 |
SAMSUNG ELECTRONICS CO , LTD |
Color ink-jet printing with fast-and-slow-drying inks |
5608386, |
Mar 21 1995 |
Enovation Controls, LLC |
Adjustable hall effect switch gauge |
5670876, |
Nov 14 1995 |
Fisher Controls International LLC |
Magnetic displacement sensor including first and second flux paths wherein the first path has a fixed reluctance and a sensor disposed therein |
5672818, |
Jul 13 1995 |
Robert Bosch GmbH |
Throttle valve adjusting unit |
5701932, |
Oct 31 1994 |
Luxembourg Patent Company, S.A. |
Valve with built-in level gauge |
5712561, |
Mar 04 1994 |
CTS Corporation |
Field strength position sensor with improved bearing tolerance in a reduced space |
5743136, |
Sep 27 1995 |
Ford Global Technologies, LLC |
Fluid level sensor with resistive and conductive layers |
5746088, |
Feb 09 1996 |
Delphi Technologies, Inc |
Fuel system low current rheostat |
5756876, |
Sep 28 1995 |
ENDRESS + HAUSER GMBH + CO |
Method of setting the switching point of a capacitive level limit switch |
5757179, |
Mar 04 1994 |
CTS Corporation |
Position sensor with improved magnetic circuit |
5765434, |
Jul 18 1996 |
Scepter Scientific, Inc. |
Capacitive water height gauge and method |
5790422, |
Mar 20 1995 |
SCOTT TECHNOLOGIES, INC |
Method and apparatus for determining the quantity of a liquid in a container independent of its spatial orientation |
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Mar 04 1994 |
CTS Corporation |
Rotary position sensor with improved bearing tolerance |
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Dec 06 1997 |
Tdaka Products, L.L.C.; TDAKA PRODUCTS, L L C |
Multiposition readable trim position indicator and methods of using same |
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Dec 18 1996 |
Robertshaw Controls Company |
Liquid level transmitter |
5850142, |
Apr 03 1997 |
Measurement Systems, Inc. |
Control device having a magnetic component with convex surfaces |
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Nov 05 1993 |
Intertactile Technologies Corporation |
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Oct 18 1994 |
CTS Corporation |
Linkage position sensor having a magnet with two ramped sections for providing variable magnetic field |
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Aug 13 1998 |
CTS Corporation |
Variable resistance slide control device with a switch |
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Nov 30 1998 |
CTS Corporation |
Cover mounted position sensor |
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Mar 04 1994 |
CTS Corporation |
Rotary position sensor with improved bearing tolerance |
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Mar 04 1998 |
CTS Corporation |
Rotary position sensor with insert molded coil winding |
6016697, |
Sep 09 1997 |
American Magnetics, Inc. |
Capacitive level sensor and control system |
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Dec 17 1996 |
CTS Corporation |
Linkage of position sensor |
6040756, |
Feb 16 1999 |
CTS Corproation |
Compact potentiometer |
6041650, |
Aug 26 1997 |
Rochester Gauges, Inc. |
Liquid level gauge |
6064197, |
Jul 26 1997 |
NXP B V |
Angle sensor having lateral magnetic field sensor element and axial magnetic field direction measuring element for determining angular position |
6089086, |
Aug 26 1997 |
ROCHESTER GAUGES, INC |
Liquid level gauge |
609629, |
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6101873, |
May 17 1996 |
Nohken Inc. |
Level sensor |
6127916, |
May 09 1996 |
CTS Corporation |
Fuel system low current rheostat |
6220096, |
Mar 20 1997 |
InterScience, Inc. |
Differential wideband vibration |
6253611, |
May 11 1996 |
Seetru Limited |
Magnetic float type liquid level gauges |
6265883, |
Mar 01 1997 |
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Apparatus and method for combining measurement of electrical properties and depth of a fluid |
6305220, |
Jul 26 1996 |
WILMINGTON TRUST LONDON LIMITED |
Fuel gauging system for a motor vehicle fuel tank |
6312074, |
Apr 30 1999 |
HEWLETT-PACKARD DEVELOPMENT COMPANY, L P |
Method and apparatus for detecting fluid level in a fluid container |
6380750, |
Oct 25 2000 |
Robertshaw Controls Company |
Capacitance probe and spacer therefor |
6443006, |
May 09 2000 |
General Electric Capital Corporation |
Device which measures oil level and dielectric strength with a capacitance based sensor using a ratiometric algorithm |
6479981, |
Jun 29 1998 |
Schweitzer Engineering Laboratories, Inc |
Remote light indication fault indicator with a timed reset circuit and a manual reset circuit |
6497146, |
Sep 15 2000 |
EMCOR CORPORATION; Emcore Corporation |
Inertial rate sensor and method with built-in testing |
6523406, |
Feb 26 2001 |
ROCHESTER SENSORS, LLC |
Gear assembly with alignment feature |
6530293, |
May 29 1999 |
Deere & Company |
Shift mechanism for motor vehicle transmissions |
6564632, |
Jan 11 2001 |
ROCHESTER SENSORS, LLC |
Liquid level gauge with removable hall device |
6584838, |
Jan 11 2001 |
SENSOR SOLUTIONS INC |
Angular position sensor |
6614242, |
Dec 08 1999 |
MIND FUSION, LLC |
Method and device for oil-in-water measurement |
6675648, |
Feb 26 2001 |
ROCHESTER GAUGES, LLC |
Gear assembly including magnetic cap with alignment feature |
6679116, |
Nov 10 2001 |
ROCHESTER SENSORS, LLC |
Liquid level gauge with removable Hall device |
6724201, |
Jul 31 2000 |
NIPPON SEIKI CO., LTD. |
Resistance type liquid level measuring apparatus |
691400, |
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7219686, |
Feb 02 2005 |
Torrent Trading Ltd. |
Tap assembly for a liquid vessel having an overfill protection device and a float controlled magnetic level gauge |
7293578, |
Jan 22 2004 |
ROCHESTER GAUGES, LLC |
Gauge assembly having a stop fill device |
755827, |
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20040154393, |
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172372, |
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187084, |
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196808, |
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233569, |
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Nov 21 1983 |
HARSCO CORPORATION, HARRISBURY, PA , A CORP OF DE |
Gauge valve |
D311572, |
Feb 17 1987 |
Black & Decker Inc |
Combined valve and gauge |
D313949, |
Apr 27 1988 |
Rochester Gauges, Inc.; ROCHESTER GAUGES, INC , A CORP OF TEXAS; NICA INTERNATIONAL CORPORATION, A TEXAS CORP |
Fuel gauge |
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Jan 26 1989 |
Claber S.p.A. |
Quick-connect coupling |
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Oct 02 1992 |
FLOWLINE INC |
Fluid sensor mounting track |
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Nov 16 1992 |
Rochester Gauges, Inc. |
Gauge |
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Sep 07 1995 |
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Moundtype plant cage |
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Mar 14 1996 |
Rochester Gauges, Inc. |
Gauge |
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Sep 26 1996 |
Rochester Gauges, Inc. |
liquid level gauge |
D387295, |
Aug 16 1996 |
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Water level adjuster for swimming pool |
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Jun 27 1997 |
Rochester Gauges, Inc. |
Gauge dial |
D397630, |
Apr 25 1997 |
ROCHESTER GAUGES, INC |
Liquid level gauge |
D397631, |
Jun 28 1997 |
Maxima Technologies & Systems, LLC |
Capacitance liquid level sender |
D399444, |
Jun 27 1997 |
Rochester Gauges, Inc. |
Gauge head |
D402220, |
Aug 14 1997 |
Rochester Gauges, Inc. |
Side-view gauge dial |
D413823, |
Jul 28 1998 |
Tektronix, Inc.; Tektronix, Inc |
Electronic test and measurement instrument |
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Aug 17 1998 |
ROCHESTER GAUGES, INC |
Liquid level gauge |
D414711, |
Mar 24 1999 |
Rochester Gauges, Inc.; ROCHESTER GAUGES, INC |
Gauge dial |
D419091, |
Apr 01 1999 |
Rochester Gauges, Inc. |
Liquid level sender assembly |
D430050, |
Dec 07 1999 |
Rochester Gauges, Inc. |
Liquid level gauge |
D431483, |
Dec 07 1999 |
Rochester Gauges, Inc. |
Liquid level gauge |
D440925, |
Nov 18 1999 |
Daimler AG |
Instrument display for a vehicle |
D440994, |
Mar 28 2000 |
ROCHESTER SENSORS, LLC |
Partially shrouded gear assembly for a gauge |
D519049, |
Feb 14 2003 |
DYMCO CO , LTD |
Float arm of float gauge |
D538693, |
Jun 07 2005 |
ROCHESTER SENSORS, LLC |
Gauge dial housing |
D539685, |
Jun 07 2005 |
ROCHESTER SENSORS, LLC |
Dial assembly design |
DE19746276, |
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DE19754521, |
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DE4300383, |
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EP10580, |
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EP101580, |
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EP895068, |
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FR2661498, |
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GB1177805, |
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GB1380031, |
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GB2043259, |
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RE34679, |
Jul 09 1992 |
VDO Adolf Schindling AG |
Level measuring device |
WO179789, |
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