Kenji Tokui

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Hitachinaka-Shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical recording method, optical recording apparatus and optical s...
- Patent number 8,072,863
- Issue date Dec 6, 2011
- Victor Company of Japan, Ltd.
- Hiroshi Tabata
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase-change optical recording medium having tracking signal smalle...
- Patent number 7,668,071
- Issue date Feb 23, 2010
- Victor Company of Japan, Ltd.
- Kenichi Shimomai
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase-change recording medium having the relation between pulse pat...
- Patent number 7,564,769
- Issue date Jul 21, 2009
- Victor Company of Japan, Ltd.
- Ikuo Matsumoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording method, optical recording apparatus and optical s...
- Patent number 7,376,065
- Issue date May 20, 2008
- Victor Company Of Japan, Ltd.
- Hiroshi Tabata
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical storage medium
- Patent number 7,336,596
- Issue date Feb 26, 2008
- Victor Company Of Japan, Ltd.
- Ikuo Matsumoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 5,648,155
- Issue date Jul 15, 1997
- Victor Company of Japan, Ltd.
- Kenji Tokui
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Optical storage medium and optical recording method
- Publication number 20060280111
- Publication date Dec 14, 2006
- VICTOR COMPANY OF JAPAN, LTD.
- Ikuo Matsumoto
- G11 - INFORMATION STORAGE
Information Patent Application
Optical recording method, optical recording apparatus and optical s...
- Publication number 20060140096
- Publication date Jun 29, 2006
- VICTOR COMPANY OF JAPAN, LTD.
- Hiroshi Tabata
- G11 - INFORMATION STORAGE
Information Patent Application
Optical storage medium, optical recording method and optical record...
- Publication number 20050265214
- Publication date Dec 1, 2005
- Kenichi Shimomai
- G11 - INFORMATION STORAGE
Information Patent Application
Optical storage medium
- Publication number 20050232129
- Publication date Oct 20, 2005
- Ikuo Matsumoto
- G11 - INFORMATION STORAGE
Information Patent Application
Optical recording method, optical recording apparatus and optical s...
- Publication number 20050213461
- Publication date Sep 29, 2005
- Hiroshi Tabata
- G11 - INFORMATION STORAGE
Information Patent Application
Optical storage medium
- Publication number 20050123710
- Publication date Jun 9, 2005
- VICTOR COMPANY OF JAPAN, LTD.
- Ikuo Matsumoto
- G11 - INFORMATION STORAGE