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Tsutomu Ishimoto
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical drive device and focus servo control method
Patent number
8,446,802
Issue date
May 21, 2013
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording device and recording method
Patent number
8,363,522
Issue date
Jan 29, 2013
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording apparatus and control method
Patent number
8,284,643
Issue date
Oct 9, 2012
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording apparatus and control method
Patent number
8,213,276
Issue date
Jul 3, 2012
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disc apparatus and optical disc drive control method
Patent number
8,208,357
Issue date
Jun 26, 2012
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Short-pulse light source, laser light emission method, optical devi...
Patent number
8,149,661
Issue date
Apr 3, 2012
Sony Corporation
Tsutomu Ishimoto
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Information recording method and information recording apparatus
Patent number
8,094,525
Issue date
Jan 10, 2012
Sony Corporation
Tsutomu Ishimoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Disk device and disk drive controlling method
Patent number
8,031,568
Issue date
Oct 4, 2011
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Solid immersion lens and focusing lens, optical pickup device, and...
Patent number
8,018,827
Issue date
Sep 13, 2011
Sony Corporation
SunMin Kim
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup apparatus, optical read/write apparatus, and gap con...
Patent number
7,933,177
Issue date
Apr 26, 2011
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Servo control apparatus and method, and disk recording or playback...
Patent number
7,835,236
Issue date
Nov 16, 2010
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup device, optical recording/reproducing apparatus and...
Patent number
7,826,317
Issue date
Nov 2, 2010
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk apparatus and servo control method
Patent number
7,755,986
Issue date
Jul 13, 2010
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Beam spot position control device and beam spot position control me...
Patent number
7,733,749
Issue date
Jun 8, 2010
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Information recording or reproducing device and recording or reprod...
Patent number
7,733,747
Issue date
Jun 8, 2010
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup device, optical recording and reproducing apparatus...
Patent number
7,613,082
Issue date
Nov 3, 2009
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Tilt control method and optical disc apparatus
Patent number
7,535,808
Issue date
May 19, 2009
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information recording apparatus
Patent number
7,522,498
Issue date
Apr 21, 2009
Sony Corporation
Seiji Kobayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical recording and reproducing apparatus, optical head, optical...
Patent number
7,462,855
Issue date
Dec 9, 2008
Sony Corporation
Kimihiro Saito
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup device and recording and/or reproducing apparatus
Patent number
7,440,383
Issue date
Oct 21, 2008
Sony Corporation
Kimihiro Saito
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup device, recording and reproducing apparatus and gap...
Patent number
7,414,947
Issue date
Aug 19, 2008
Sony Corporation
Kimihiro Saito
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk apparatus and control method for controlling distance...
Patent number
7,406,016
Issue date
Jul 29, 2008
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk drive using near-field light, optical disk apparatus,...
Patent number
7,394,734
Issue date
Jul 1, 2008
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Displacement measurement
Patent number
7,339,860
Issue date
Mar 4, 2008
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information recording medium, optical information recording...
Patent number
7,319,656
Issue date
Jan 15, 2008
Sony Corporation
Seiji Kobayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup device, recording and reproducing apparatus and gap...
Patent number
7,230,902
Issue date
Jun 12, 2007
Sony Corporation
Kimihiro Saito
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup device and recording/reproducing device
Patent number
7,106,683
Issue date
Sep 12, 2006
Sony Corporation
Kimihiro Saito
G11 - INFORMATION STORAGE
Information
Patent Grant
Liquid drop discharger, test chip processor, printer device, method...
Patent number
7,008,045
Issue date
Mar 7, 2006
Sony Corporation
Isamu Nakao
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Optical recording apparatus, optical recording/reproducing method
Patent number
6,791,913
Issue date
Sep 14, 2004
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical and visual information recording medium, optical and visual...
Patent number
6,754,158
Issue date
Jun 22, 2004
Sony Corporation
Seiji Kobayashi
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
RECORDING DEVICE AND RECORDING METHOD
Publication number
20110305127
Publication date
Dec 15, 2011
SONY CORPORATION
Tsutomu ISHIMOTO
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL DRIVE DEVICE AND FOCUS SERVO CONTROL METHOD
Publication number
20110170388
Publication date
Jul 14, 2011
SONY CORPORATION
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Application
RECORDING APPARATUS AND CONTROL METHOD
Publication number
20110134729
Publication date
Jun 9, 2011
SONY CORPORATION
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Application
RECORDING APPARATUS AND CONTROL METHOD
Publication number
20110134730
Publication date
Jun 9, 2011
SONY CORPORATION
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Application
SHORT-PULSE LIGHT SOURCE, LASER LIGHT EMISSION METHOD, OPTICAL DEVI...
Publication number
20110019513
Publication date
Jan 27, 2011
SONY CORPORATION
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL DISC APPARATUS AND OPTICAL DISC DRIVE CONTROL METHOD
Publication number
20100157756
Publication date
Jun 24, 2010
SONY CORPORATION
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Application
DISK DEVICE AND DISK DRIVE CONTROLLING METHOD
Publication number
20100142339
Publication date
Jun 10, 2010
SONY CORPORATION
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Application
INFORMATION RECORDING METHOD AND INFORMATION RECORDING APPARATUS
Publication number
20090290460
Publication date
Nov 26, 2009
SONY CORPORATION
Tsutomu Ishimoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTICAL PICKUP APPARATUS, OPTICAL READ/WRITE APPARATUS, AND GAP CON...
Publication number
20090168633
Publication date
Jul 2, 2009
SONY CORPORATION
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Application
SOLID IMMERSION LENS AND FOCUSING LENS, OPTICAL PICKUP DEVICE, AND...
Publication number
20090135712
Publication date
May 28, 2009
SONY CORPORATION
SunMin Kim
G02 - OPTICS
Information
Patent Application
OPTICAL PICKUP DEVICE, OPTICAL RECORDING/REPRODUCING APPARATUS AND...
Publication number
20090067302
Publication date
Mar 12, 2009
SONY CORPORATION
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Application
Servo Control Apparatus and Method, and Disk Recording or Playback...
Publication number
20090059741
Publication date
Mar 5, 2009
SONY CORPORATION
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL DISK APPARATUS AND SERVO CONTROL METHOD
Publication number
20080037380
Publication date
Feb 14, 2008
SONY CORPORATION
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Application
Beam spot position control device and beam spot position control me...
Publication number
20070206462
Publication date
Sep 6, 2007
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL PICKUP DEVICE, RECORDING AND REPRODUCING APPARATUS AND GAP...
Publication number
20070183298
Publication date
Aug 9, 2007
Sony Corporation
Kimihiro Saito
G02 - OPTICS
Information
Patent Application
Optical recording/reproducing apparatus, optical pickup, and tracki...
Publication number
20070171778
Publication date
Jul 26, 2007
SONY CORPORATION
Kimihiro Saito
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL INFORMATION RECORDING MEDIUM, OPTICAL INFORMATION RECORDING...
Publication number
20070153666
Publication date
Jul 5, 2007
Sony Corporation
Seiji Kobayashi
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disk drive, optical disk apparatus, and method for driving...
Publication number
20060280063
Publication date
Dec 14, 2006
Sony Corporation
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Application
Optical pickup device and recording and/or reproducing apparatus
Publication number
20060274610
Publication date
Dec 7, 2006
SONY CORPORATION
Kimihiro Saito
G11 - INFORMATION STORAGE
Information
Patent Application
Optical recording and reproducing apparatus, optical head, optical...
Publication number
20060255247
Publication date
Nov 16, 2006
SONY CORPORATION
Kimihiro Saito
G11 - INFORMATION STORAGE
Information
Patent Application
Information recording or reproducing device and recording or reprod...
Publication number
20060187773
Publication date
Aug 24, 2006
SONY CORPORATION
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Application
Optical pickup device, optical recording and reproducing apparatus...
Publication number
20050259530
Publication date
Nov 24, 2005
SONY CORPORATION
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disk apparatus and control method therefor
Publication number
20050190666
Publication date
Sep 1, 2005
SONY CORPORATION
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Application
Tilt control method and optical disc apparatus
Publication number
20050180283
Publication date
Aug 18, 2005
SONY CORPORATION
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Application
Displacement measurement
Publication number
20040264314
Publication date
Dec 30, 2004
SONY CORPORATION
Tsutomu Ishimoto
G11 - INFORMATION STORAGE
Information
Patent Application
Optical information recording medium, optical information recording...
Publication number
20040208104
Publication date
Oct 21, 2004
SONY CORPORATION
Seiji Kobayashi
G11 - INFORMATION STORAGE
Information
Patent Application
Liquid drop discharger, test chip processor, printer device, method...
Publication number
20040155927
Publication date
Aug 12, 2004
Isamu Nakao
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Optical pickup device, recording and reproducing apparatus and gap...
Publication number
20040145995
Publication date
Jul 29, 2004
SONY CORPORATION
Kimihiro Saito
G02 - OPTICS
Information
Patent Application
Optical pickup device and recording/reproducing device
Publication number
20040013077
Publication date
Jan 22, 2004
Kimihiro Saito
G11 - INFORMATION STORAGE
Information
Patent Application
Signal recording apparatus, signal playback apparatus and controlli...
Publication number
20020163869
Publication date
Nov 7, 2002
SONY CORPORATION
Tsutomu Ishimoto
B82 - NANO-TECHNOLOGY