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Toyoake-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Multi-stage vacuum pump
Patent number
6,776,586
Issue date
Aug 17, 2004
Aisin Seiki Kabushiki Kaisha
Yoshihiro Naito
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Multi-stage vacuum pump
Patent number
6,699,023
Issue date
Mar 2, 2004
Aisin Seiki Kabushiki Kaisha
Yoshihiro Naito
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
Information
Patent Application
Multi-stage vacuum pump
Publication number
20030133817
Publication date
Jul 17, 2003
AISIN SEIKI KABUSHIKI KAISHA
Yoshihiro Naito
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Multi-stage vacuum pump
Publication number
20030077182
Publication date
Apr 24, 2003
AISIN SEIKI KABUSHIKI KAISHA
Yoshihiro Naito
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...