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Mito-Shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical storage medium
Patent number
7,799,403
Issue date
Sep 21, 2010
Victor Company of Japan, Ltd.
Katsunori Ohshima
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
Optical disc having land pre-pits and variable groove depths
Patent number
6,819,650
Issue date
Nov 16, 2004
Victor Company of Japan, Ltd.
Takayuki Deno
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk substrate and manufacturing method therefor, and disk manufact...
Patent number
6,733,957
Issue date
May 11, 2004
Victor Company of Japan
Toyohito Asanuma
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Optical disc and method of producing the same
Publication number
20090123876
Publication date
May 14, 2009
Victor Company of Japan, Ltd. a corporation of Japan
Katsunori OHSHIMA
G11 - INFORMATION STORAGE
Information
Patent Application
Optical storage medium
Publication number
20080008851
Publication date
Jan 10, 2008
Victor Company of Japan, Ltd.
Katsunori Ohshima
B32 - LAYERED PRODUCTS
Information
Patent Application
Optical disc and method of producing the same
Publication number
20070206487
Publication date
Sep 6, 2007
Victor Company of Japan, Ltd. a corporation of Japan
Katsunori Ohshima
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disk and method of producing the same
Publication number
20060133257
Publication date
Jun 22, 2006
Katsunori Ohshima
G11 - INFORMATION STORAGE
Information
Patent Application
Optical storage medium and recording/reproduction apparatus and method
Publication number
20060062134
Publication date
Mar 23, 2006
VICTOR COMPANY OF JAPAN, LTD.
Kenichi Shimomai
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
Information
Patent Application
Optical disc substrate and manufacturing method of optical disc mas...
Publication number
20020093906
Publication date
Jul 18, 2002
Takayuki Deno
G11 - INFORMATION STORAGE
Information
Patent Application
Disk substrate and manufacturing method therefor, and disk manufact...
Publication number
20020090580
Publication date
Jul 11, 2002
Toyohito Asanuma
G11 - INFORMATION STORAGE