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Toshiyuki KASHIWAGI
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical recording medium, manufacturing method for optical recordin...
Patent number
8,854,938
Issue date
Oct 7, 2014
Sony Corporationn
Toshiyuki Kashiwagi
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk
Patent number
7,962,927
Issue date
Jun 14, 2011
Sony Corporation
Toshiyuki Kashiwagi
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk and its manufacturing method
Patent number
7,706,240
Issue date
Apr 27, 2010
Toppan Printing Co., Ltd.
Toshiro Kinoshita
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk
Patent number
7,596,077
Issue date
Sep 29, 2009
Sony Corporation
Toshiyuki Kashiwagi
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical recording medium and method of producing the same
Patent number
7,480,928
Issue date
Jan 20, 2009
Sony Corporation
Takeshi Yamasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk
Patent number
7,295,508
Issue date
Nov 13, 2007
Sony Corporation
Daisuke Ueda
G11 - INFORMATION STORAGE
Information
Patent Grant
Electron beam irradiation apparatus, electron beam irradiation meth...
Patent number
7,034,319
Issue date
Apr 25, 2006
Sony Corporation
Yuichi Aki
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of producing an optical recording medium
Patent number
6,986,861
Issue date
Jan 17, 2006
Sony Corporation
Takeshi Yamasaki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Optical recording medium
Patent number
6,707,787
Issue date
Mar 16, 2004
Sony Corporation
Takeshi Yamasaki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Disk-like recording medium and method for producing the same
Patent number
6,703,100
Issue date
Mar 9, 2004
Sony Corporation
Nobuyuki Arakawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk-like multilayer information recording medium and production me...
Patent number
6,663,935
Issue date
Dec 16, 2003
Sony Corporation
Toshiyuki Kashiwagi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Optical recording medium with a substrate of two different resin la...
Patent number
6,636,476
Issue date
Oct 21, 2003
Sony Corporation
Nobuyuki Arakawa
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 disk with information signal representing a character, meth...
Patent number
6,580,681
Issue date
Jun 17, 2003
Sony Corporation
Toshiyuki Kashiwagi
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of production of multilayer optical recording medium
Patent number
6,524,418
Issue date
Feb 25, 2003
Sony Corporation
Takeshi Yamasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disc recycling method and recycled optical disc
Patent number
6,500,511
Issue date
Dec 31, 2002
Sony Corporation
Hiroshi Ooki
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical recording medium having disconnected land and groove formin...
Patent number
6,466,538
Issue date
Oct 15, 2002
Sony Corporation
Shingo Imanishi
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disc
Patent number
6,440,516
Issue date
Aug 27, 2002
Sony Corporation
Takeshi Yamasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
BEAM IRRADIATION APPARATUS, OPTICAL APPARATUS HAVING BEAM IRRADIATI...
Patent number
6,442,110
Issue date
Aug 27, 2002
Sony Corporation
Masanobu Yamamoto
G11 - INFORMATION STORAGE
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 and method of manufacturing same
Patent number
6,333,914
Issue date
Dec 25, 2001
Sony Corporation
Hiroshi Ohki
G11 - INFORMATION STORAGE
Information
Patent Grant
Multi-layer recording medium and method for producing same
Patent number
6,270,611
Issue date
Aug 7, 2001
Sony Corporation
Hiroshi Ohki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Reduced thickness of a light transmissive layer for a high density...
Patent number
6,246,656
Issue date
Jun 12, 2001
Sony Corporation
Osamu Kawakubo
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical recording medium, optical recording and reproducing apparat...
Patent number
6,242,066
Issue date
Jun 5, 2001
Sony Corporation
Takeshi Yamasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of manufacturing optical recording medium
Patent number
6,210,609
Issue date
Apr 3, 2001
Sony Corporation
Minoru Takeda
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Optical recording medium and method for producing same
Patent number
6,207,355
Issue date
Mar 27, 2001
Sony Corporation
Yoshiaki Kato
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical recording medium having substrate of dual transparent layers
Patent number
6,201,783
Issue date
Mar 13, 2001
Sony Corporation
Nobuyuki Arakawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical recording medium and optical recording and reproducing appa...
Patent number
6,175,548
Issue date
Jan 16, 2001
Sony Corporation
Toshiyuki Kashiwagi
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical recording medium having disconnected lands and grooves form...
Patent number
6,136,402
Issue date
Oct 24, 2000
Sony Corporation
Shingo Imanishi
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL RECORDING MEDIUM, MANUFACTURING METHOD FOR OPTICAL RECORDIN...
Publication number
20130142028
Publication date
Jun 6, 2013
SONY CORPORATION
Toshiyuki Kashiwagi
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL DISK
Publication number
20100008212
Publication date
Jan 14, 2010
SONY CORPORATION
Toshiyuki KASHIWAGI
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disk and its manufacturing method
Publication number
20060133256
Publication date
Jun 22, 2006
Toshiro Kinoshita
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disc
Publication number
20060007844
Publication date
Jan 12, 2006
Sony Corporation
Takeshi Yamasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Optical recording medium and method of producing the same
Publication number
20050226138
Publication date
Oct 13, 2005
Sony Corporation
Takeshi Yamasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disk
Publication number
20050007943
Publication date
Jan 13, 2005
Toshiyuki Kashiwagi
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disk
Publication number
20040246883
Publication date
Dec 9, 2004
Daisuki Ueda
G11 - INFORMATION STORAGE
Information
Patent Application
Optical recording medium and method of producing the same
Publication number
20040141456
Publication date
Jul 22, 2004
Sony Corporation
Takeshi Yamasaki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Optical recording medium and production method therefor
Publication number
20040027703
Publication date
Feb 12, 2004
Takeshi Yamasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Optical disk
Publication number
20030161256
Publication date
Aug 28, 2003
Takeshi Yamasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Disk-like recording medium and method for producing the same
Publication number
20020155247
Publication date
Oct 24, 2002
Nobuyuki Arakawa
G11 - INFORMATION STORAGE
Information
Patent Application
Optical recording medium and method of producing the same
Publication number
20020075795
Publication date
Jun 20, 2002
Takeshi Yamasaki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Optical disc and method and apparatus for the preparation of the op...
Publication number
20020048256
Publication date
Apr 25, 2002
Takeshi Yamasaki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Method of production of multilayer optical recording medium
Publication number
20020043328
Publication date
Apr 18, 2002
Takeshi Yamasaki
G11 - INFORMATION STORAGE
Information
Patent Application
Electron beam irradiation apparatus, electron beam irradiation meth...
Publication number
20010052577
Publication date
Dec 20, 2001
Yuichi Aki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Optical recording medium
Publication number
20010053122
Publication date
Dec 20, 2001
Tomomi Yukumoto
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL DISC AND METHOD FOR MANUFACTURING SAME
Publication number
20010046203
Publication date
Nov 29, 2001
MASATO NISHIDA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL