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Hiroharu Satoh
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical disk medium and optical disk apparatus
Patent number
7,817,528
Issue date
Oct 19, 2010
NEC Corporation
Yutaka Yamanaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk medium and optical disk apparatus
Patent number
7,492,696
Issue date
Feb 17, 2009
NEC Corporation
Yutaka Yamanaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Information recording medium, information recording/reproducing app...
Patent number
7,453,780
Issue date
Nov 18, 2008
Kabushiki Kaisha Toshiba
Akihito Ogawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk medium and optical disk recording/reproducing apparatu...
Patent number
7,336,576
Issue date
Feb 26, 2008
Kabushiki Kaisha Toshiba
Yutaka Yamanaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Multi-body multi-purpose information processing apparatus
Patent number
6,795,381
Issue date
Sep 21, 2004
Kabushiki Kaisha Toshiba
Hideo Ando
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical disk having an evaluation pattern for evaluating the optica...
Patent number
5,930,227
Issue date
Jul 27, 1999
Kabushiki Kaisha Toshiba
Sadanari Fujimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Reproduction device for optical disks
Patent number
5,903,531
Issue date
May 11, 1999
Kabushiki Kaisha Toshiba
Hiroharu Satoh
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk having an evaluation pattern for evaluating the optica...
Patent number
5,892,751
Issue date
Apr 6, 1999
Kabushiki Kaisha Toshiba
Sadanari Fujimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Method and apparatus for recording digital signals medium for recor...
Patent number
5,848,041
Issue date
Dec 8, 1998
Kabushiki Kaisha Toshiba
Koichi Hirayama
G11 - INFORMATION STORAGE
Information
Patent Grant
Method and apparatus for recording digital signals, medium for reco...
Patent number
5,719,842
Issue date
Feb 17, 1998
Kabushiki Kaisha Toshiba
Koichi Hirayama
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk having an evaluation pattern for evaluating the optica...
Patent number
5,696,756
Issue date
Dec 9, 1997
Kabushiki Kaishia Toshiba
Sadanari Fujimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Noise reduction system for optical record and reproduction apparatu...
Patent number
5,475,210
Issue date
Dec 12, 1995
Kabushiki Kaisha Toshiba
Toyoki Taguchi
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Optical disk medium and optical disk apparatus
Publication number
20080008080
Publication date
Jan 10, 2008
NEC Corporation
Yutaka Yamanaka
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disk device and optical disk determination method
Publication number
20060198264
Publication date
Sep 7, 2006
Masashi Ueno
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disk apparatus and photodetection signal processing method
Publication number
20060077798
Publication date
Apr 13, 2006
Kabushiki Kaisha Toshiba
Kazuto Kuroda
G11 - INFORMATION STORAGE
Information
Patent Application
Information recording medium, information recording/reproducing app...
Publication number
20060023596
Publication date
Feb 2, 2006
Akihito Ogawa
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disk, apparatus and method for recording and reproducing in...
Publication number
20060023586
Publication date
Feb 2, 2006
Akihito Ogawa
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disk drive, information reproducing method and information...
Publication number
20050117470
Publication date
Jun 2, 2005
Kabushiki Kaisha Toshiba
Shunsuke Kimura
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disk medium and optical disk recording/reproducing apparatus
Publication number
20050111344
Publication date
May 26, 2005
Yutaka Yamanaka
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disk medium and optical disk apparatus
Publication number
20040228247
Publication date
Nov 18, 2004
NEC Corporation
Yutaka Yamanaka
G11 - INFORMATION STORAGE
Information
Patent Application
MULTI-BODY PURPOSE INFORMANTION PROCESSING APPARTATUS
Publication number
20020191499
Publication date
Dec 19, 2002
Kabushiki Kaisha Toshiba
Hideo Ando
G06 - COMPUTING CALCULATING COUNTING