Kenji Ito

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Nagano-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing liquid cartridge and a liquid cartridge
- Patent number 7,222,949
- Issue date May 29, 2007
- Seiko Epson Corporation
- Akira Ichihashi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Information communicating member, liquid container having informati...
- Patent number 7,192,107
- Issue date Mar 20, 2007
- Seiko Epson Corporation
- Takakazu Fukano
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid cartridge
- Patent number 7,147,309
- Issue date Dec 12, 2006
- Seiko Epson Corporation
- Yasuto Sakai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid cartridge
- Patent number 7,125,108
- Issue date Oct 24, 2006
- Seiko Epson Corporation
- Koichi Toba
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Pressure differential regulating valve unit, a liquid cartridge and...
- Patent number 7,097,293
- Issue date Aug 29, 2006
- Seiko Epson Corporation
- Akira Ichihashi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Information communicating member, liquid container having informati...
- Publication number 20050012766
- Publication date Jan 20, 2005
- Takakazu Fukano
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Liquid cartridge
- Publication number 20040174418
- Publication date Sep 9, 2004
- Koichi Toba
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Pressure differential regulating valve unit, a liquid cartridge and...
- Publication number 20040169708
- Publication date Sep 2, 2004
- Akira Ichihashi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Liquid cartridge
- Publication number 20040165043
- Publication date Aug 26, 2004
- Yasuto Sakai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Method for manufacturing liquid cartridge and a liquid cartridge
- Publication number 20040165042
- Publication date Aug 26, 2004
- Akira Ichihashi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS