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Hidehisa Takatsu
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Chiba, JP
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last 30 patents
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Patent Grant
Rotary vane gas compressor having unequal intervals between vane gr...
Patent number
6,824,370
Issue date
Nov 30, 2004
Calsonic Compressors Manufacturing Inc.
Hidehisa Takatsu
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Ball bearing assembly electromagnetic clutch having ball bearing as...
Patent number
6,615,968
Issue date
Sep 9, 2003
Seiko Instruments Inc.
Hidehisa Takatsu
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...