Patent |
Priority |
Assignee |
Title |
10010231, |
Aug 18 2015 |
NILFISK A S |
Water trailing detection system |
10555657, |
May 14 2003 |
Kärcher North America, Inc. |
Floor treatment apparatus |
1268963, |
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1596041, |
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1632665, |
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1639959, |
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1888339, |
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1900889, |
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1995084, |
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1999696, |
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2014085, |
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2192397, |
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2263762, |
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2668979, |
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2709070, |
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2864462, |
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2937881, |
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3005224, |
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3020576, |
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3040363, |
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3065490, |
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3093853, |
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3186021, |
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3189931, |
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3193862, |
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3204280, |
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3206787, |
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3224524, |
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3233274, |
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3284830, |
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3322350, |
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3436788, |
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3461479, |
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3504858, |
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3506080, |
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3584439, |
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3604051, |
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3631558, |
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3639936, |
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3670359, |
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3701177, |
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3702488, |
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3705437, |
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3846865, |
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3871826, |
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3879789, |
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3883301, |
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3886623, |
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Vorwerk & Co. Interholding GmbH |
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JOHNSTON SWEEPER COMPANY A NJ CORP |
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Vacuum street sweeper and filter apparatus therefor |
4572023, |
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ALLIED CORPORATION A CORP OF NY |
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Sep 12 1983 |
Cooper Industries, Inc |
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Dec 17 1984 |
Tennant Company |
Floor maintenance machine and method |
4596061, |
Jan 22 1985 |
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Liquid-vacuum washer for hard surfaces |
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May 13 1985 |
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Sep 29 1983 |
COOPER INDUSTRIES, INC , A CORP OF DE |
Floor treating machine |
4654918, |
Nov 18 1985 |
Jerald T., Allcock; Billy D., Hargis |
Buffer deck assembly and surface maintenance apparatus |
4674048, |
Oct 26 1983 |
Automax Kabushiki-Kaisha |
Multiple robot control system using grid coordinate system for tracking and completing travel over a mapped region containing obstructions |
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Mar 14 1986 |
Tennant Company |
Control and monitor for a floor maintenance device |
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FOOT REST CORPORATION, THE, 1034 SHAWNEE RD , KANSAS CITY, KS 66103 A CORP OF KS |
Car washing mitt |
4700427, |
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Method of automatically steering self-propelled floor-cleaning machines and floor-cleaning machine for practicing the method |
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May 16 1986 |
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4710020, |
May 16 1986 |
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Beacon proximity detection system for a vehicle |
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MINUTEMAN INTERNATIONAL, INC |
High speed floor burnisher |
4716980, |
Feb 14 1986 |
The Prime Mover Company |
Control system for rider vehicles |
4731956, |
Oct 21 1986 |
Advance Machine Company |
Floor polishing machine |
4736116, |
May 16 1986 |
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Power-up sequencing apparatus |
4741069, |
Nov 16 1985 |
HAKO-WERKE GMBH & CO , A CORP OF GERMANY |
Mobile wet cleaning machine |
4742652, |
Apr 20 1987 |
NILFISK-ADVANCE, INC |
Air restraint device for burnishing machine |
4751658, |
May 16 1986 |
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Obstacle avoidance system |
4759094, |
Oct 19 1987 |
MINUTEMAN INTERNATIONAL, INC |
Scrubbing machine |
4772875, |
May 16 1986 |
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Intrusion detection system |
4773113, |
Oct 02 1985 |
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Multiple use cleaning apparatus |
4777416, |
May 16 1986 |
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Recharge docking system for mobile robot |
4787646, |
May 07 1987 |
Simplicity Manufacturing, Inc. |
Riding mower chassis with floating steerable rear wheels |
4790402, |
Sep 28 1987 |
Tennant Company |
Automated guided vehicle |
4799286, |
Aug 04 1986 |
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Power driven vacuum sweeper |
4803753, |
Oct 19 1987 |
MINUTEMAN INTERNATIONAL, INC |
Self-propelled carpet scrubbing machine |
4805258, |
Sep 22 1987 |
Tennant Trend Inc. |
Battery powered walk behind floor burnisher |
4809397, |
Jan 21 1986 |
Edic; EDIC, A CORP OF CA |
Rug and carpet cleaner |
4815008, |
May 16 1986 |
E T M REALTY TRUST |
Orientation adjustment system and robot using same |
4815840, |
May 16 1986 |
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Position locating system for a vehicle |
4819676, |
Jan 16 1986 |
Tennant Company |
Combination sweeping and scrubbing system and method |
4821192, |
May 16 1986 |
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Node map system and method for vehicle |
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Sep 03 1987 |
SPARKLE INTERNATIONAL, INC |
Mobile pressure cleaning unit |
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May 16 1986 |
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Beacon navigation system and method for guiding a vehicle |
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Osmonics, Inc. |
Tapered, spirally wound filter cartridge and method of making same |
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Tennant Company |
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The Scott Fetzer Company |
Vacuum cleaning with powered brush roll |
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Sep 15 1988 |
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Double brush-roll vacuum cleaner |
4874055, |
Dec 16 1987 |
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Chariot type golf cart |
4879784, |
Aug 26 1986 |
Castle Rock Industries, Inc |
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DULEVO INTERNATIONAL S P A |
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Alfred Karcher GmbH & Co. |
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KARCHER NORTH AMERICA, INC |
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KARCHER NORTH AMERICA, INC |
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KARCHER NORTH AMERICA, INC |
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KARCHER NORTH AMERICA, INC |
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KARCHER NORTH AMERICA, INC |
Floor cleaning machine including squeegee assembly |
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Hydro-Chem Systems, Inc. |
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KARCHER NORTH AMERICA, INC |
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Feb 15 1994 |
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Oct 06 1992 |
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Vacuum unit for forklift |
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Johnston Engineering Limited |
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MOBILE PRODUCTS, INC |
Walk-behind self-propelled broom sweeper |
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Mar 10 1994 |
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Brush roller assembly for vacuum cleaner sweeper |
5455979, |
Oct 20 1993 |
KARCHER NORTH AMERICA, INC |
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Jan 10 1994 |
Tennant Company |
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Sep 01 1994 |
KARCHER NORTH AMERICA, INC |
Surface cleaning appliance |
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Dec 26 1989 |
The Scott Fetzer Company |
Brushroll |
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Mar 24 1992 |
NSS ENTERPRISES, INC |
Floor cleaning apparatus |
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Jan 27 1993 |
AAR Corporation; AAR CORP |
Steering mechanism for a cleaning vehicle |
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Apr 25 1994 |
KARCHER NORTH AMERICA, INC |
Floor cleaning apparatus |
5500979, |
Apr 02 1994 |
Firma Fedag |
Vacuum cleaner |
5502868, |
Jul 01 1993 |
Braendle Metallbau AG |
Process and device for cleaning of surfaces |
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Nov 22 1994 |
NILFISK A S |
Hinged brush retaining arm for sweepers |
5513409, |
Oct 12 1994 |
KARCHER NORTH AMERICA, INC |
Floor cleaning assembly including gimballing |
5524320, |
Feb 01 1991 |
HARDING INDUSTRIES, LTD |
Floor scrubbing machine |
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Mar 20 1995 |
Healthy Gain Investments Limited |
Vacuum cleaner belt drive release |
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May 26 1995 |
Better Cleaning System, Inc. |
Carpet cleaner unit with adjustable power control |
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Apr 25 1994 |
KARCHER NORTH AMERICA, INC |
Floor cleaning apparatus |
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Mar 15 1995 |
Advance Machine Company |
Rear wheel isolation suspension for floor scrubbers |
5608947, |
Apr 25 1994 |
KARCHER NORTH AMERICA, INC |
Floor cleaning apparatus with pre-filter |
5611108, |
Apr 25 1994 |
KARCHER NORTH AMERICA, INC |
Floor cleaning apparatus with slidable flap |
5620309, |
Jan 27 1995 |
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Fluid pump priming system |
5625920, |
Oct 31 1995 |
KARCHER NORTH AMERICA, INC |
Cleaning tool with storable brush |
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Apr 25 1994 |
KARCHER NORTH AMERICA, INC |
Floor cleaning apparatus with squeegee mounting system |
5630246, |
Apr 25 1994 |
KARCHER NORTH AMERICA, INC |
Floor cleaning apparatus with flap having wear indicator |
5653261, |
Jun 28 1996 |
Delaware Capital Formation |
Selector valve |
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Apr 28 1995 |
KARCHER NORTH AMERICA, INC |
Cleaning machine including removable recovery tank |
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May 06 1996 |
KARCHER NORTH AMERICA, INC |
Articulated floor scrubber |
5768742, |
Aug 20 1994 |
Henkel-Ecolab GmbH & Co. OHG |
Mobile floor cleaner |
5784754, |
Jun 13 1997 |
KARCHER NORTH AMERICA, INC |
Surface cleaning appliance |
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Jun 25 1996 |
Minnesota Mining and Manufacturing Company |
Chariot for depressing pavement marking tape |
5802665, |
Apr 25 1994 |
KARCHER NORTH AMERICA, INC |
Floor cleaning apparatus with two brooms |
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Oct 23 1995 |
Oyodo Komatsu Co., Ltd; Sun Food Laboratory Inc. |
Carpet cleaner and method for cleaning carpets |
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Jun 06 1995 |
KARCHER NORTH AMERICA, INC |
Floor cleaning apparatus with contouring broom |
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Apr 03 1997 |
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Carpet cleaner with pull-out tray support for service and repair of components |
5898970, |
Oct 23 1995 |
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Grout and hard surface cleaning apparatus |
5901409, |
Apr 22 1998 |
ALFRED KARCHER GMBH & CO |
Road sweeping machine |
5911938, |
Feb 12 1997 |
KARCHER NORTH AMERICA, INC |
Rotational molding with removable fixture |
5920953, |
Jul 21 1997 |
KARCHER NORTH AMERICA, INC |
Carpet and upholstery cleaner/extractor |
5943733, |
Mar 31 1995 |
Dulevo International S.p.A. |
Sucking and filtering vehicle for dust and trash collecting |
5984031, |
Mar 28 1997 |
WRIGHT MANUFACTURING, INC |
Power mower with riding platform for supporting standing operator during operation |
5993563, |
May 05 1998 |
KARCHER NORTH AMERICA, INC |
Combination of main scrubbing machine and attachment scrubbing machine |
6023813, |
Apr 07 1998 |
Spectrum Industrial Products, Inc. |
Powered floor scrubber and buffer |
6030465, |
Jun 26 1996 |
Panasonic Corporation of North America |
Extractor with twin, counterrotating agitators |
6032326, |
Nov 06 1998 |
KARCHER NORTH AMERICA, INC |
Surface cleaning appliance |
6041471, |
Apr 09 1998 |
MADVAC INC |
Mobile walk-behind sweeper |
6059055, |
Dec 16 1994 |
Wright Manufacturing, Inc. |
Power mower with riding platform for supporting standing operator |
6073304, |
Oct 22 1997 |
KARCHER NORTH AMERICA, INC |
Squeegee adjustment method and apparatus |
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Oct 20 1997 |
Breuer Electric Mfg. Co. |
Floor cleaning machine and method |
6131240, |
Feb 12 1999 |
KARCHER NORTH AMERICA, INC |
Carpet cleaner |
6145855, |
Jun 25 1999 |
Trimmer Trap, Inc. |
Convertible sulky |
6158084, |
May 08 1998 |
Healthy Gain Investments Limited |
Vacuum cleaner agitator control |
6158673, |
Mar 02 1998 |
Ecolab USA Inc |
Portable unit wall unit dispensers and method of dispensing |
6182328, |
Dec 08 1999 |
KARCHER NORTH AMERICA, INC |
Mobile cleaning system |
6206980, |
Jul 01 1998 |
Kaivac, Inc.; KAIVAC, INC |
Multi-functional cleaning machine |
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Apr 24 1998 |
DIVERSEY, INC |
Apparatus for cleaning floors |
6226983, |
Jun 07 1999 |
SAPPHIRE SCIENTIFIC, INC |
Fuel injected heat exchanger for internal combustion engine exhaust |
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May 22 1998 |
NILFISK A S |
Battery powered, riding, floor burnishing machine |
6230363, |
May 14 1996 |
Suiden Co., Ltd. |
Large-scale cleaning vehicle |
6266892, |
Jul 19 1999 |
WILMINGTON TRUST, NATIONAL |
Device for enhancing removal of liquid from fabric |
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Sep 20 1996 |
Biga' Italia S.r.l. |
Small electric vehicle |
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Sep 24 1998 |
KAIVAC, INC |
Ergonomic, liquid-transport container |
6302230, |
Jun 04 1999 |
DEKA Products Limited Partnership |
Personal mobility vehicles and methods |
6338013, |
Mar 19 1999 |
MC ROBOTICS |
Multifunctional mobile appliance |
6347681, |
Aug 27 1999 |
Patmont Motor Werks |
Electrically integrated scooter with dual suspension and stowage mechanism |
6357070, |
Feb 16 2000 |
KARCHER NORTH AMERICA, INC |
Multi-function, battery-powered, rider cleaning machine |
6367120, |
Mar 07 1997 |
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Carpet cleaning apparatus with loop agitator |
6371228, |
Feb 12 2000 |
Royce H., Husted |
Stable powered tricycle with traction steering |
6397429, |
Jun 30 2000 |
NILFISK A S |
Riding floor scrubber |
6421868, |
Sep 27 2000 |
KARCHER NORTH AMERICA, INC |
Adjustable handle assembly for floor care machines |
6425958, |
Nov 13 2000 |
Tennant Company |
All surface cleaner |
6427285, |
Oct 17 1996 |
Nilfisk-Advance, Inc. |
Floor surface cleaning machine |
6428590, |
Jan 03 2000 |
Tennant Company |
Filter system for mobile debris collection machine |
6431217, |
Nov 13 1997 |
KAIVAC, INC |
Liquid transport device |
6431302, |
Aug 27 1999 |
Patmont Motor Werks |
Electrically integrated scooter with dual suspension and stowage mechanism |
6442789, |
Jun 30 1999 |
NILFISK A S |
Riding floor scrubber |
6450867, |
May 22 1998 |
NILFISK A S |
Battery powered, riding, floor treating machine |
6453506, |
Feb 27 2001 |
|
Carpet steam cleaning apparatus with control for directing spray at front or back of wand vacuum head |
6464025, |
May 15 2001 |
Crown Equipment Corporation |
Coast control for walkie/rider pallet truck |
6484353, |
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