Kiyoto Shibata

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical recording medium
- Patent number 7,976,922
- Issue date Jul 12, 2011
- Ricoh Company, Ltd.
- Kiyoto Shibata
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical device substrate film-formation apparatus, optical disk sub...
- Patent number 7,273,534
- Issue date Sep 25, 2007
- Ricoh Company, Ltd.
- Kazunori Ito
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
OPTICAL DEVICE SUBSTRATE FILM-FORMATION APPARATUS, OPTICAL DISK SUB...
- Patent number 6,841,049
- Issue date Jan 11, 2005
- Ricoh Company, Ltd.
- Kazunori Ito
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL RECORDING MEDIUM
- Publication number 20080145587
- Publication date Jun 19, 2008
- Ricoh Company, Ltd,
- Hajime YUZURIHARA
- G11 - INFORMATION STORAGE
Information Patent Application
Optical recording medium
- Publication number 20080138563
- Publication date Jun 12, 2008
- Ricoh Company, Ltd.
- Kiyoto Shibata
- G11 - INFORMATION STORAGE
Information Patent Application
Optical Recording Medium
- Publication number 20080037406
- Publication date Feb 14, 2008
- Ricoh Company, Ltd.
- Hajime Yuzurihara
- G11 - INFORMATION STORAGE
Information Patent Application
Optical device substrate film-formation apparatus, optical disk sub...
- Publication number 20040262149
- Publication date Dec 30, 2004
- Kazunori Ito
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Optical device substrate film-formation apparatus, optical disk sub...
- Publication number 20030180495
- Publication date Sep 25, 2003
- Kazunori Ito
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Optical information recording medium and method
- Publication number 20020160306
- Publication date Oct 31, 2002
- Katsunari Hanaoka
- G11 - INFORMATION STORAGE