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Kazuo Ikeda
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Tochigi, JP
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last 30 patents
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Patent Grant
Closed type motor-driven compressor, a scroll compressor and a scro...
Patent number
5,304,045
Issue date
Apr 19, 1994
Hitachi, Ltd.
Nobutoshi Hoshino
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Scroll compressor with improved bearing
Patent number
5,137,437
Issue date
Aug 11, 1992
Hitachi, Ltd.
Shigeru Machida
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Hermetic rotary compressor with balancing weights
Patent number
4,915,554
Issue date
Apr 10, 1990
Hitachi, Ltd.
Yukio Serizawa
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Motor-driven compressor provided with torque control device
Patent number
4,726,738
Issue date
Feb 23, 1988
Hitachi, Ltd.
Yozo Nakamura
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...