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Yoshihiro Sasaki
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Shimotsuga-gun, JP
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Patents Grants
last 30 patents
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Patent Grant
Closed type motor-operated compressor
Patent number
6,599,100
Issue date
Jul 29, 2003
Hitachi, Ltd.
Nobuo Abe
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Sealed compressor driven by a motor
Patent number
6,231,317
Issue date
May 15, 2001
Hitachi, Ltd.
Kazutaka Watanabe
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
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Patent Application
Closed type motor-operated compressor
Publication number
20020034451
Publication date
Mar 21, 2002
Nobuo Abe
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...