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Mamoru Akita
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor memory system and signal processing system
Patent number
8,166,371
Issue date
Apr 24, 2012
Sony Corporation
Kazutoshi Shimizume
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor memory device and signal processing system
Patent number
7,406,649
Issue date
Jul 29, 2008
Sony Corporation
Kazutoshi Shimizume
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical disc recording and/or playing apparatus and method
Patent number
7,362,671
Issue date
Apr 22, 2008
Sony Corporation
Yoichiro Sako
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk recording apparatus and disk recording method
Patent number
7,151,724
Issue date
Dec 19, 2006
Sony Corporation
Keigo Fumoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Apparatus and method of forming evaluation signal used in adjusting...
Patent number
6,353,585
Issue date
Mar 5, 2002
Sony Corporation
Tetsuji Kawashima
G11 - INFORMATION STORAGE
Information
Patent Grant
Apparatus and method of forming evaluation signal used in adjusting...
Patent number
6,339,580
Issue date
Jan 15, 2002
Sony Corporation
Tetsuji Kawashima
G11 - INFORMATION STORAGE
Information
Patent Grant
Servo control system for disk player
Patent number
6,269,061
Issue date
Jul 31, 2001
Sony Corporation
Kazutoshi Shimizume
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk driving system and disk driving method
Patent number
5,883,866
Issue date
Mar 16, 1999
Sony Corporation
Kazutoshi Shimizume
G11 - INFORMATION STORAGE
Information
Patent Grant
Disc player apparatus having a disc rotational speed controller
Patent number
5,694,380
Issue date
Dec 2, 1997
Sony Corporation
Kazutoshi Shimizume
G11 - INFORMATION STORAGE
Information
Patent Grant
Disc player apparatus having a signal processing circuit which prod...
Patent number
5,636,192
Issue date
Jun 3, 1997
Sony Corporation
Kazutoshi Shimizume
G11 - INFORMATION STORAGE
Information
Patent Grant
Disc player having a plurality of reading means for reading informa...
Patent number
5,590,106
Issue date
Dec 31, 1996
Sony Corporation
Kazutoshi Shimizume
G11 - INFORMATION STORAGE
Information
Patent Grant
Tracking traverse control circuit for head unit of disc player
Patent number
5,548,569
Issue date
Aug 20, 1996
Sony Corporation
Kazutoshi Shimizume
G11 - INFORMATION STORAGE
Information
Patent Grant
Error correction method and error correction circuit
Patent number
5,541,940
Issue date
Jul 30, 1996
Sony Corporation
Mamoru Akita
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Optical disc player with shockproof controller and method of proces...
Patent number
5,508,983
Issue date
Apr 16, 1996
Sony Corporation
Shinobu Nakamura
G11 - INFORMATION STORAGE
Information
Patent Grant
Focus servo circuit apparatus with automatic bias adjustments
Patent number
5,475,664
Issue date
Dec 12, 1995
Sony Corporation
Kazutoshi Shimizume
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Semiconductor memory system and signal processing system
Publication number
20080115043
Publication date
May 15, 2008
Sony Corporation
Kazutoshi Shimizume
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Semiconductor memory device and signal processing system
Publication number
20050268208
Publication date
Dec 1, 2005
SONY CORPORATION
Kazutoshi Shimizume
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Optical disk recording and/or reproducing apparatus and its recordi...
Publication number
20040027980
Publication date
Feb 12, 2004
Yoichiro Sako
G11 - INFORMATION STORAGE
Information
Patent Application
Information detecting device and recording apparatus
Publication number
20030235125
Publication date
Dec 25, 2003
Mamoru Akita
G11 - INFORMATION STORAGE
Information
Patent Application
Disk recording apparatus and disk recording method
Publication number
20030043722
Publication date
Mar 6, 2003
Keigo Fumoto
G11 - INFORMATION STORAGE