Shigenobu Itoh

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Chemical liquid supply system
- Patent number 7,988,429
- Issue date Aug 2, 2011
- Octec Inc.
- Katsuya Okumura
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Pump for supplying chemical liquids
- Patent number 7,942,647
- Issue date May 17, 2011
- Octec Inc.
- Katsuya Okumura
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Seal structure, fluid device, integrated valve, and sealing member
- Patent number 7,766,341
- Issue date Aug 3, 2010
- CKD Corporation
- Katsuya Okumura
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Seal Structure, Fluid Device, Integrated Valve, And Sealing Member
- Publication number 20080111321
- Publication date May 15, 2008
- OTEC, INC
- Katsuya Okumura
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Pump for Supplying Chemical Liquids
- Publication number 20080089794
- Publication date Apr 17, 2008
- Octec Inc.
- Katsuya Okumura
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Pump for Supplying Chemical Liquids
- Publication number 20070297927
- Publication date Dec 27, 2007
- Octec Inc.
- Katsuya Okumura
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Pump Unit for Supplying Chemical Liquids
- Publication number 20070258837
- Publication date Nov 8, 2007
- Katsuya Okumura
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...