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Mitsuru Murata
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Tochigi, JP
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last 30 patents
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Patent Grant
Horizontal type rotary compressor
Patent number
4,636,154
Issue date
Jan 13, 1987
Hitachi, Ltd.
Masahiko Sugiyama
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Rotary compressor with spiral oil grooves for crankshaft
Patent number
4,626,180
Issue date
Dec 2, 1986
Hitachi, Ltd.
Shigetaro Tagawa
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Oil feeder means for use in a horizontal type rotary compressor
Patent number
4,544,338
Issue date
Oct 1, 1985
Hitachi, Ltd.
Masahiro Takebayashi
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...