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Yasuaki Maeda
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical recording medium and disc cartridge
Patent number
7,454,771
Issue date
Nov 18, 2008
Sony Corporation
Naohiro Netsu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Skew control method and skew control unit
Patent number
7,394,737
Issue date
Jul 1, 2008
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical recording medium and disc cartridge
Patent number
7,305,689
Issue date
Dec 4, 2007
Sony Corporation
Naohiro Netsu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Read-only optical recording medium and disc cartridge
Patent number
6,785,222
Issue date
Aug 31, 2004
Sony Corporation
Naohiro Netsu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Optical recording medium and disc cartridge
Patent number
6,747,943
Issue date
Jun 8, 2004
Sony Corporation
Naohiro Netsu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Optical recording medium and disc cartridge having 2 GB capacity
Patent number
6,704,275
Issue date
Mar 9, 2004
Sony Corporation
Naohiro Netsu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Recording/reproduction method and apparatus in which sub data is wr...
Patent number
6,400,667
Issue date
Jun 4, 2002
Sony Corporation
Yoshimasa Utsumi
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording/reproducing device with memory controller which creates s...
Patent number
6,343,054
Issue date
Jan 29, 2002
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Apparatus and method for reproducing main data and sub data in sync...
Patent number
6,301,203
Issue date
Oct 9, 2001
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory control and reproducing and/or recording apparatus for stora...
Patent number
6,298,030
Issue date
Oct 2, 2001
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory controller, reproducing apparatus mounting the same and meth...
Patent number
6,272,084
Issue date
Aug 7, 2001
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording/reproducing apparatus for compressed data
Patent number
6,205,104
Issue date
Mar 20, 2001
Sony Corporation
Hideki Nagashima
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording apparatus with a receiving function and recording apparatus
Patent number
6,188,662
Issue date
Feb 13, 2001
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording and/or reproducing method and apparatus with dubbing mode
Patent number
5,963,521
Issue date
Oct 5, 1999
Sony Corporation
Hideki Nagashima
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory control device and memory data search circuit
Patent number
5,915,263
Issue date
Jun 22, 1999
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Disc recording/reproducing apparatus having a servo system capable...
Patent number
RE36218
Issue date
Jun 1, 1999
Sony Corporation
Yasuaki Maeda
369 - Dynamic information storage or retrieval
Information
Patent Grant
Memory control device and address generating circuit
Patent number
5,897,652
Issue date
Apr 27, 1999
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of editing information for managing recordable segments of a...
Patent number
5,870,583
Issue date
Feb 9, 1999
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory control device and memory data search circuit
Patent number
5,829,050
Issue date
Oct 27, 1998
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Disc recording/reproducing apparatus having memory control which al...
Patent number
5,790,484
Issue date
Aug 4, 1998
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory controller and recording apparatus which adds dummy data to...
Patent number
5,748,588
Issue date
May 5, 1998
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Reproducing apparatus having buffer memory and capable of rapidly r...
Patent number
5,699,336
Issue date
Dec 16, 1997
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Disc recording reproducing apparatus having memory control which al...
Patent number
5,675,559
Issue date
Oct 7, 1997
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Data encoder
Patent number
5,659,529
Issue date
Aug 19, 1997
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording apparatus for an optical recording medium
Patent number
5,559,780
Issue date
Sep 24, 1996
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory control device and reproducing and/or recording apparatus
Patent number
5,553,048
Issue date
Sep 3, 1996
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording medium and a method and apparatus for recording and repro...
Patent number
5,528,569
Issue date
Jun 18, 1996
Sony Corporation
Kazuhiko Fujiie
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording medium reproducing apparatus that identifies a channel of...
Patent number
5,519,681
Issue date
May 21, 1996
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Audio and general digital data recording and/or reproducing apparat...
Patent number
5,440,529
Issue date
Aug 8, 1995
Sony Corporation
Masayuki Takezawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Disc reproducing apparatus and disc recording apparatus
Patent number
5,410,526
Issue date
Apr 25, 1995
Sony Corporation
Yasuaki Maeda
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL RECORDING MEDIUM AND DISC CARTRIDGE
Publication number
20080098416
Publication date
Apr 24, 2008
SONY CORPORATION
Naohiro NETSU
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Optical recording method and optical recording device
Publication number
20060215513
Publication date
Sep 28, 2006
Takashi Fujimoto
G11 - INFORMATION STORAGE
Information
Patent Application
Disk device, method for controlling disk devic, and program for dis...
Publication number
20060083134
Publication date
Apr 20, 2006
Katsumi Matsuno
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Skew control method and skew control unit
Publication number
20050063262
Publication date
Mar 24, 2005
SONY CORPORATION
Yasuaki Maeda
G11 - INFORMATION STORAGE
Information
Patent Application
Optical recording medium and disc cartridge
Publication number
20040228263
Publication date
Nov 18, 2004
Naohiro Netsu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Optical recording medium and disc cartridge
Publication number
20020071383
Publication date
Jun 13, 2002
Naohiro Netsu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Optical recording medium and disc cartridge
Publication number
20020071382
Publication date
Jun 13, 2002
Naohiro Netsu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
DATA TRANSMITTING APPARATUS
Publication number
20020063933
Publication date
May 30, 2002
YASUAKI MAEDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical recording medium and disc cartridge
Publication number
20020060981
Publication date
May 23, 2002
Naohiro Netsu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Optical recording medium and disc cartridge
Publication number
20020054566
Publication date
May 9, 2002
Naohiro Netsu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
DATA TRANSMITTING APPARATUS AND DATA TRANSMITTING METHOD
Publication number
20020044654
Publication date
Apr 18, 2002
YASUAKI MAEDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE