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Ryoichi Kuroshima
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Shimizu, JP
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last 30 patents
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Patent Grant
Scroll compressor with valved port for each compression chamber
Patent number
4,818,195
Issue date
Apr 4, 1989
Hitachi, Ltd.
Akira Murayama
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Scroll compressor with closed compression spaces having valves to r...
Patent number
4,714,415
Issue date
Dec 22, 1987
Hitachi, Ltd.
Takao Mizuno
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...