Kazuyoshi Sakai

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Misato-mura, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electro-optical device, electronic instrument having the same, and...
- Patent number 7,220,999
- Issue date May 22, 2007
- Seiko Epson Corporation
- Yoshikatsu Imazeki
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Electrical wiring structure, electro-optical device, and electronic...
- Patent number 7,212,272
- Issue date May 1, 2007
- Seiko Epson Corporation
- Kazuyoshi Sakai
- G02 - OPTICS
Information Patent Grant
Electro-optic device having multi-layer conductive layer, method of...
- Patent number 7,142,275
- Issue date Nov 28, 2006
- Seiko Epson Corporation
- Kazuyoshi Sakai
- G02 - OPTICS
Information Patent Grant
Electro-optic apparatus including reflection film with transmission...
- Patent number 6,882,390
- Issue date Apr 19, 2005
- Seiko Epson Corporation
- Shoji Hinata
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Liquid crystal device, manufacturing method thereof, and electronic...
- Publication number 20070052890
- Publication date Mar 8, 2007
- Kazuyoshi Sakai
- G02 - OPTICS
Information Patent Application
Electro-optical device, electronic instrument having the same, and...
- Publication number 20040245533
- Publication date Dec 9, 2004
- Yoshikatsu Imazeki
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Electrical wiring structure, electro-optical device, and electronic...
- Publication number 20040207795
- Publication date Oct 21, 2004
- Kazuyoshi Sakai
- G02 - OPTICS
Information Patent Application
Electro-optic apparatus and electronic unit
- Publication number 20040121628
- Publication date Jun 24, 2004
- Shoji Hinata
- G02 - OPTICS
Information Patent Application
Electro-optic device, manufacturing method thereof, and electronic...
- Publication number 20040119918
- Publication date Jun 24, 2004
- Kazuyoshi Sakai
- G02 - OPTICS
Information Patent Application
Electro-optic device, method for manufacturing the same, and electr...
- Publication number 20040114073
- Publication date Jun 17, 2004
- Kazuyoshi Sakai
- G02 - OPTICS