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Kenichi Kawashima
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Hitachinaka-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Printing plate and printer using it
Patent number
6,543,360
Issue date
Apr 8, 2003
Hitachi, Ltd.
Hiroshi Sasaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Fuel injection valve coated with anti-fouling perfluoropolyether fi...
Patent number
6,443,375
Issue date
Sep 3, 2002
Hitachi, Ltd.
Mitsuyoshi Shouji
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Fuel injection valve coated with anti-fouling perfluoropolyether fi...
Patent number
6,431,473
Issue date
Aug 13, 2002
Hitachi, Ltd.
Mitsuyoshi Shouji
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Fuel injection valve and direct injection engine using the same
Patent number
6,273,348
Issue date
Aug 14, 2001
Hitachi, Ltd.
Mitsuyoshi Shouji
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Refrigerating machine oil composition, and refrigeration and compre...
Patent number
6,176,094
Issue date
Jan 23, 2001
Hitachi, Ltd.
Ryou Ohta
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Article having a light-controllable super-water-repellent surface a...
Patent number
6,087,072
Issue date
Jul 11, 2000
Hitachi, Ltd.
Hiroshi Sasaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Article having a light-controllable super-water-repellent surface a...
Patent number
6,027,852
Issue date
Feb 22, 2000
Hitachi, Ltd.
Hiroshi Sasaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Refrigerating system
Patent number
4,867,649
Issue date
Sep 19, 1989
Hitachi, Ltd.
Kenichi Kawashima
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Scroll compressor with sealed pressure space biasing the orbiting s...
Patent number
4,861,245
Issue date
Aug 29, 1989
Hitachi, Ltd.
Kenji Tojo
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Variable displacement wobble plate compressor with capacity control...
Patent number
4,815,943
Issue date
Mar 28, 1989
Hitachi, Ltd.
Kenichi Kawashima
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Variable displacement compressor
Patent number
4,782,712
Issue date
Nov 8, 1988
Hitachi, Ltd.
Yukio Takahashi
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Slide vane type compressor with increased suction part-cross-sectio...
Patent number
4,702,684
Issue date
Oct 27, 1987
Hitachi, Ltd.
Kunihiko Takao
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Vane type compressor with fluid pressure biased vanes
Patent number
4,653,991
Issue date
Mar 31, 1987
Hitachi, Ltd.
Kunihiko Takao
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Vane type compressor with volume control
Patent number
4,636,148
Issue date
Jan 13, 1987
Hitachi, Ltd.
Kunihiko Takao
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Vane-type rotary machine
Patent number
4,515,514
Issue date
May 7, 1985
Hitachi, Ltd.
Isao Hayase
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Air conditioner for automobiles
Patent number
4,425,765
Issue date
Jan 17, 1984
Hitachi, Ltd.
Toshihiko Fukushima
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Swash plate type compressor for use in air-conditioning system for...
Patent number
4,326,838
Issue date
Apr 27, 1982
Hitachi, Ltd.
Kenichi Kawashima
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Swash plate type compressor
Patent number
4,321,019
Issue date
Mar 23, 1982
Hitachi, Ltd.
Takashi Degawa
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Multi-tube evaporator for a cooler used in an automobile
Patent number
4,202,182
Issue date
May 13, 1980
Hitachi, Ltd.
Kenichi Kawashima
F28 - HEAT EXCHANGE IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Fuel injection valve coated with anti-fouling perfluoropolyether fi...
Publication number
20010042801
Publication date
Nov 22, 2001
HITACHI LTD.
Mitsuyoshi Shouji
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Fuel injection valve coated with anti-fouling perfluoropolyether fi...
Publication number
20010032896
Publication date
Oct 25, 2001
Hitachi, Ltd.
Mitsuyoshi Shouji
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Printing plate and printer using it
Publication number
20010006028
Publication date
Jul 5, 2001
Hiroshi Sasaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS