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Hidetomo Mori
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Ebina, JP
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last 30 patents
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Patent Grant
Oil-free screw compressor and method of manufacture
Patent number
5,364,250
Issue date
Nov 15, 1994
Hitachi, Ltd.
Masakazu Aoki
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Rotary fluid machine with thrust bearing mounting unit
Patent number
4,557,679
Issue date
Dec 10, 1985
Hitachi, Ltd.
Hidetomo Mori
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Rotor tooth form for a screw rotor machine
Patent number
4,492,546
Issue date
Jan 8, 1985
Hitachi, Ltd.
Katsuhiko Kasuya
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Oil-free rotary displacement compressor
Patent number
4,487,563
Issue date
Dec 11, 1984
Hitachi, Ltd.
Hidetomo Mori
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Screw rotor with tooth form produced by thermal deformation and gea...
Patent number
4,475,878
Issue date
Oct 9, 1984
Hitachi, Ltd.
Katsuhiko Kasuya
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Volume control system for compressor unit
Patent number
4,219,312
Issue date
Aug 26, 1980
Hitachi, Ltd.
Hidetomo Mori
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Screw fluid machine
Patent number
4,174,196
Issue date
Nov 13, 1979
Hitachi, Ltd.
Hidetomo Mori
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...