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TETSUHIRO SAKAMOTO
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CHIBA, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Information processing device, storage medium, and method
Patent number
9,536,543
Issue date
Jan 3, 2017
Sony Corporation
Kimu Higashimoto
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Method for manufacturing read-only optical disc medium and read-onl...
Patent number
8,634,287
Issue date
Jan 21, 2014
Sony Corporation
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Multilayer optical recording medium
Patent number
8,565,057
Issue date
Oct 22, 2013
Sony Corporation
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Multilayer optical recording medium with interfacial surfaces
Patent number
8,526,284
Issue date
Sep 3, 2013
Sony Corportion
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Read-only optical recording medium
Patent number
8,462,608
Issue date
Jun 11, 2013
Sony Corporation
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information recording reproduction apparatus and optical in...
Patent number
8,379,503
Issue date
Feb 19, 2013
Sony Corporation
Hisayuki Yamatsu
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Optical information recording method, optical information reproduci...
Patent number
8,305,870
Issue date
Nov 6, 2012
Sony Corporation
Tetsuhiro Sakamoto
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Optical recording medium having write once metal reflective film
Patent number
8,187,689
Issue date
May 29, 2012
Sony Corporation
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical recording medium
Patent number
7,972,673
Issue date
Jul 5, 2011
Sony Corporation
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk read only memory
Patent number
7,911,929
Issue date
Mar 22, 2011
Sony Corporation
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information recording medium and method of marking BCA (bur...
Patent number
7,843,796
Issue date
Nov 30, 2010
Sony Corporation
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Ag alloy reflective film for optical information recording medium,...
Patent number
7,790,263
Issue date
Sep 7, 2010
Sony Corporation
Jun Nakano
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Digital data selling and buying transaction system, auxiliary digit...
Patent number
7,720,766
Issue date
May 18, 2010
Sony Corporation
Tetsuhiro Sakamoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Magneto-optical recording medium and manufacturing method thereof
Patent number
7,517,436
Issue date
Apr 14, 2009
Sony Corporation
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Method for manufacturing magneto-optical recording medium
Patent number
7,423,939
Issue date
Sep 9, 2008
Sony Corporation
Takeshi Miki
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical recording medium
Patent number
7,138,164
Issue date
Nov 21, 2006
Sony Corporation
Toshitsugu Ono
G11 - INFORMATION STORAGE
Information
Patent Grant
Signal recording/playback apparatus, and recording compensation met...
Patent number
7,075,881
Issue date
Jul 11, 2006
Sony Corporation
Goro Fujita
G11 - INFORMATION STORAGE
Information
Patent Grant
Magneto-optical recording medium and signal reproduction method
Patent number
7,060,373
Issue date
Jun 13, 2006
Sony Corporation
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical recording disk having land and groove wobbled at outer circ...
Patent number
7,038,998
Issue date
May 2, 2006
Sony Corporation
Goro Fujita
G11 - INFORMATION STORAGE
Information
Patent Grant
Method for reproducing information data from a magneto-optical stor...
Patent number
6,944,100
Issue date
Sep 13, 2005
Sony Corporation
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical recording medium
Patent number
6,869,655
Issue date
Mar 22, 2005
Sony Corporation
Toshitsugu Ono
G11 - INFORMATION STORAGE
Information
Patent Grant
Phase error detection method for magnetic wall displacement type of...
Patent number
6,751,166
Issue date
Jun 15, 2004
Sony Corporation
Goro Fujita
G11 - INFORMATION STORAGE
Information
Patent Grant
Substrate for optical recording media, optical recording medium, ma...
Patent number
6,731,589
Issue date
May 4, 2004
Sony Corporation
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disc and method for manufacturing same
Patent number
6,613,396
Issue date
Sep 2, 2003
Sony Corporation
Masato Nishida
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Optical recording medium and optical disk device
Patent number
6,353,592
Issue date
Mar 5, 2002
Sony Corporation
Toshiyuki Kashiwagi
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disc and method for manufacturing same
Patent number
6,349,086
Issue date
Feb 19, 2002
Sony Corporation
Masato Nishida
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Optical recording medium
Patent number
6,309,726
Issue date
Oct 30, 2001
Sony Corporation
Toshitsugu Ono
G11 - INFORMATION STORAGE
Information
Patent Grant
Multi-layer optical recording medium
Patent number
5,726,970
Issue date
Mar 10, 1998
Sony Corporation
Masahiko Kaneko
G11 - INFORMATION STORAGE
Information
Patent Grant
Electromagnet coils having a different inductance during magneto-op...
Patent number
5,448,538
Issue date
Sep 5, 1995
Sony Corporation
Katsuhisa Aratani
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
INFORMATION PROCESSING DEVICE, STORAGE MEDIUM, AND METHOD
Publication number
20150051903
Publication date
Feb 19, 2015
Sony Corporation
Kimu HIGASHIMOTO
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
OPTICAL INFORMATION RECORDING MEDIUM AND OPTICAL INFORMATION RECORD...
Publication number
20140050877
Publication date
Feb 20, 2014
SONY CORPORATION
Yo Ota
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL INFORMATION RECORDING MEDIUM AND LAMINATE FOR OPTICAL INFOR...
Publication number
20140037921
Publication date
Feb 6, 2014
SONY CORPORATION
Yo Ota
G11 - INFORMATION STORAGE
Information
Patent Application
MULTILAYER OPTICAL RECORDING MEDIUM
Publication number
20130007781
Publication date
Jan 3, 2013
SONY CORPORATION
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Application
RECORDING APPARATUS, RECORDING METHOD, AND OPTICAL RECORDING MEDIUM
Publication number
20120281513
Publication date
Nov 8, 2012
SONY CORPORATION
Hirotaka Miyamoto
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL RECORDING MEDIUM AND PRODUCTION METHOD FOR OPTICAL RECORDIN...
Publication number
20120196077
Publication date
Aug 2, 2012
SONY CORPORATION
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Application
READ-ONLY OPTICAL RECORDING MEDIUM
Publication number
20120113789
Publication date
May 10, 2012
Sony DADC Corporation
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL RECORDING MEDIUM, METHOD OF PRODUCING SAME, AND RECORDING D...
Publication number
20120092977
Publication date
Apr 19, 2012
SONY CORPORATION
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL INFORMATION RECORDING REPRODUCTION APPARATUS AND OPTICAL IN...
Publication number
20120008484
Publication date
Jan 12, 2012
SONY CORPORATION
Hisayuki Yamatsu
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL INFORMATION RECORDING METHOD, OPTICAL INFORMATION REPRODUCI...
Publication number
20110310723
Publication date
Dec 22, 2011
SONY CORPORATION
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Application
MULTILAYER OPTICAL RECORDING MEDIUM
Publication number
20110258653
Publication date
Oct 20, 2011
SONY CORPORATION
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Application
METHOD FOR MANUFACTURING READ-ONLY OPTICAL DISC MEDIUM AND READ-ONL...
Publication number
20100085864
Publication date
Apr 8, 2010
Sony Corporation
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL INFORMATION RECORDING MEDIUM, METHOD FOR MANUFACTURING OPTI...
Publication number
20100074094
Publication date
Mar 25, 2010
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel Ltd.)
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL DISC MANUFACTURING METHOD, DISC MASTER MANUFACTURING METHOD...
Publication number
20090262640
Publication date
Oct 22, 2009
SONY CORPORATION
Kensaku TAKAHASHI
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL RECORDING MEDIUM HAVING WRITE ONCE METAL REFLECTIVE FILM
Publication number
20090252914
Publication date
Oct 8, 2009
SONY CORPORATION
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL DISK READ ONLY MEMORY
Publication number
20090147664
Publication date
Jun 11, 2009
SONY CORPORATION
Tetsuhiro SAKAMOTO
G11 - INFORMATION STORAGE
Information
Patent Application
READ-ONLY OPTICAL DISC MEDIUM AND METHOD OF MANUFACTURING SAME
Publication number
20090080312
Publication date
Mar 26, 2009
SONY CORPORATION
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL INFORMATION RECORDING MEDIUM AND METHOD OF MARKING BCA (BUR...
Publication number
20090022044
Publication date
Jan 22, 2009
SONY CORPORATION
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Application
Method for manufacturing magneto-optical recording medium
Publication number
20080199602
Publication date
Aug 21, 2008
Sony Corporation
Takeshi Miki
G11 - INFORMATION STORAGE
Information
Patent Application
Digital data selling and buying transaction system, auxiliary digit...
Publication number
20080183595
Publication date
Jul 31, 2008
SONY CORPORATION
Tetsuhiro Sakamoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Magneto-optical recording medium and its manufacturing method
Publication number
20080102318
Publication date
May 1, 2008
Sony Corporation
Tetsuhiro SAKAMOTO
G11 - INFORMATION STORAGE
Information
Patent Application
Ag ALLOY REFLECTIVE FILM FOR OPTICAL INFORMATION RECORDING MEDIUM,...
Publication number
20070141296
Publication date
Jun 21, 2007
Sony Corporation
Jun Nakano
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
OPTICAL RECORDING MEDIUM
Publication number
20070097849
Publication date
May 3, 2007
SONY CORPORATION
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Application
Method for thermal treatment judgment on magneto-optical informatio...
Publication number
20070008832
Publication date
Jan 11, 2007
Yasuhito Tanaka
G11 - INFORMATION STORAGE
Information
Patent Application
Annealing device and annealing method
Publication number
20050201211
Publication date
Sep 15, 2005
SONY CORPORATION
Goro Fujita
G11 - INFORMATION STORAGE
Information
Patent Application
Optical recording medium
Publication number
20050163961
Publication date
Jul 28, 2005
Sony Corporation
Toshitsugu Ono
G11 - INFORMATION STORAGE
Information
Patent Application
Playback apparatus and method, and optical disk player
Publication number
20050099908
Publication date
May 12, 2005
SONY CORPORATION
Goro Fujita
G11 - INFORMATION STORAGE
Information
Patent Application
Record/playback apparatus and record/playback method
Publication number
20050041537
Publication date
Feb 24, 2005
SONY CORPORATION
Yasuhito Tanaka
G11 - INFORMATION STORAGE
Information
Patent Application
Magneto-optical recording medium and signal reproduction method
Publication number
20040244027
Publication date
Dec 2, 2004
Tetsuhiro Sakamoto
G11 - INFORMATION STORAGE
Information
Patent Application
Method for manufacturing magneto-optical recording medium
Publication number
20040229085
Publication date
Nov 18, 2004
Takeshi Miki
G11 - INFORMATION STORAGE