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Takayoshi Chiba
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Information reproduction device and read clock monitoring method
Patent number
7,663,998
Issue date
Feb 16, 2010
Sony Corporation
Masayoshi Nagata
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording device, recording method, reproducing device, and reprodu...
Patent number
7,430,157
Issue date
Sep 30, 2008
Sony Corporation
Masatoshi Nishino
G11 - INFORMATION STORAGE
Information
Patent Grant
Phase-change optical disk and optical disk apparatus
Patent number
6,906,990
Issue date
Jun 14, 2005
Sony Corporation
Masayoshi Nagata
G11 - INFORMATION STORAGE
Information
Patent Grant
Information reproducing apparatus and reproducing method
Patent number
6,570,940
Issue date
May 27, 2003
Sony Corporation
Shigeo Yamaguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
PLL circuit
Patent number
6,441,661
Issue date
Aug 27, 2002
Asahi Kasei Kabushiki Kaisha
Hiroshi Aoki
G11 - INFORMATION STORAGE
Information
Patent Grant
Information reproducing apparatus and reproducing method
Patent number
6,317,471
Issue date
Nov 13, 2001
Sony Corporation
Junichi Horigome
G11 - INFORMATION STORAGE
Information
Patent Grant
Information reproducing apparatus and reproducing method
Patent number
6,289,059
Issue date
Sep 11, 2001
Sony Corporation
Shigeo Yamaguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Information reproducing apparatus and reproducing method
Patent number
6,192,502
Issue date
Feb 20, 2001
Sony Corporation
Shigeo Yamaguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Information reproducing apparatus and reproducing method
Patent number
6,097,685
Issue date
Aug 1, 2000
Sony Corporation
Shigeo Yamaguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording and reproducing apparatus including read/write mode repro...
Patent number
5,867,463
Issue date
Feb 2, 1999
Sony Corporation
Takayoshi Chiba
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information accessing system capable of reliable jump-back...
Patent number
5,617,382
Issue date
Apr 1, 1997
NEC Corporation
Hideki Kobunaya
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information accessing system capable of generating one sect...
Patent number
5,563,854
Issue date
Oct 8, 1996
NEC Corporation
Hideki Kobunaya
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup control apparatus
Patent number
5,523,988
Issue date
Jun 4, 1996
Sony Corporation
Takayoshi Chiba
G11 - INFORMATION STORAGE
Information
Patent Grant
Apparatus for using window signal generators to enable detection of...
Patent number
5,523,990
Issue date
Jun 4, 1996
Sony Corporation
Takayoshi Chiba
G11 - INFORMATION STORAGE
Information
Patent Grant
Data recording apparatus
Patent number
5,521,893
Issue date
May 28, 1996
Sony Corporation
Yoshimori Yamasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Disc reproduction apparatus
Patent number
5,502,699
Issue date
Mar 26, 1996
Sony Corporation
Yoshimori Yamasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Apparatus for detecting addresses recorded on each sector of a disk...
Patent number
5,446,604
Issue date
Aug 29, 1995
Sony Corporation
Takayoshi Chiba
G11 - INFORMATION STORAGE
Information
Patent Grant
Disc recording and/or reproducing apparatus for permitting continuo...
Patent number
5,436,878
Issue date
Jul 25, 1995
Sony Corporation
Takao Yamaguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Apparatus for using window signal generators to enable detection of...
Patent number
5,353,175
Issue date
Oct 4, 1994
Sony Corporation
Takayoshi Chiba
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Recording device, recording method, reproducing device, and reprodu...
Publication number
20060256675
Publication date
Nov 16, 2006
Masatoshi Nishino
G11 - INFORMATION STORAGE
Information
Patent Application
Information reproduction device and read clock monitoring method
Publication number
20060239146
Publication date
Oct 26, 2006
SONY CORPORATION
Masayoshi Nagata
G11 - INFORMATION STORAGE
Information
Patent Application
Recording medium, recording apparatus, reproducing apparatus, recor...
Publication number
20060153043
Publication date
Jul 13, 2006
Masatoshi Nishino
G11 - INFORMATION STORAGE
Information
Patent Application
Phase-change optical disk and optical disk apparatus
Publication number
20020181377
Publication date
Dec 5, 2002
Masayoshi Nagata
G11 - INFORMATION STORAGE
Information
Patent Application
Information reproducing apparatus and reproducing method
Publication number
20010048649
Publication date
Dec 6, 2001
SONY CORPORATION
Shigeo Yamaguchi
G11 - INFORMATION STORAGE