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Takashi Yamaji
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Tsurugashima, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical information recording and reproducing apparatus having volu...
Patent number
6,900,914
Issue date
May 31, 2005
Pioneer Corporation
Satoru Tanaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Holographic recording medium and holographic recording/reproducing...
Patent number
6,856,433
Issue date
Feb 15, 2005
Pioneer Corporation
Hideki Hatano
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information recording and reproducing apparatus having volu...
Patent number
6,816,291
Issue date
Nov 9, 2004
Pioneer Corporation
Satoru Tanaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Photorefractive material
Patent number
6,670,079
Issue date
Dec 30, 2003
Director General of National Institute for Research in Inorganic Materials
Kenji Kitamura
G11 - INFORMATION STORAGE
Information
Patent Grant
Volume holographic memory and optical information recording/reprodu...
Patent number
6,594,220
Issue date
Jul 15, 2003
Pioneer Corporation
Hajime Matsushita
G11 - INFORMATION STORAGE
Information
Patent Grant
Holographic memory medium and recording apparatus using the same
Patent number
6,574,181
Issue date
Jun 3, 2003
Pioneer Corporation
Satoru Tanaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information recording and reproducing apparatus having volu...
Patent number
6,490,061
Issue date
Dec 3, 2002
Pioneer Corporation
Satoru Tanaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information recording and reproducing apparatus using a hol...
Patent number
6,414,762
Issue date
Jul 2, 2002
Pioneer Corporation
Takashi Yamaji
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Two-color hologram recording/reproducing apparatus
Patent number
6,373,806
Issue date
Apr 16, 2002
Director General of National Institute for Research in Inorganic Materials, S...
Kenji Kitamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Digital signal recording/reproducing method
Patent number
6,327,171
Issue date
Dec 4, 2001
Pioneer Electronic Corporation
Toshio Goto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information recording and reproducing apparatus using a vol...
Patent number
6,320,683
Issue date
Nov 20, 2001
Pioneer Corporation
Yoshihisa Ito
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Holographic memory and optical information recording and reproducin...
Patent number
6,301,028
Issue date
Oct 9, 2001
Pioneer Corporation
Satoru Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Volume holographic memory-based optical information-recording/repro...
Patent number
6,256,281
Issue date
Jul 3, 2001
Pioneer Corporation
Satoru Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Digital signal recording/reproducing method
Patent number
6,222,754
Issue date
Apr 24, 2001
Pioneer Electronics Corporation
Toshio Goto
G11 - INFORMATION STORAGE
Information
Patent Grant
Volume holographic memory apparatus having a reference beam and a s...
Patent number
6,088,321
Issue date
Jul 11, 2000
Pioneer Electronic Corporation
Takashi Yamaji
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Volume holographic memory
Patent number
6,049,401
Issue date
Apr 11, 2000
Pioneer Electronic Corporation
Satoru Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Liquid crystal light valve using non-monochromatic writing light
Patent number
5,144,463
Issue date
Sep 1, 1992
Pioneer Electronic Corporation
Hideki Hatano
G02 - OPTICS
Information
Patent Grant
Photo-conductive liquid crystal light valve
Patent number
5,009,490
Issue date
Apr 23, 1991
Pioneer Electronic Corp.
Tomomitsu Kouno
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Holographic recording medium and holographic recording/reproducing...
Publication number
20040120020
Publication date
Jun 24, 2004
PIONEER CORPORATION
Hideki Hatano
G11 - INFORMATION STORAGE
Information
Patent Application
Pretreatment method for hologram recording medium
Publication number
20030064294
Publication date
Apr 3, 2003
Independent Administrative Institution National Institute for Materials Science
Kenji Kitamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Optical information recording and reproducing apparatus having volu...
Publication number
20030039000
Publication date
Feb 27, 2003
PIONEER CORPORATION
Satoru Tanaka
G11 - INFORMATION STORAGE
Information
Patent Application
Holographic memory and optical information recording and reproducin...
Publication number
20020008889
Publication date
Jan 24, 2002
Pioneer Corporation, a Japanese corporation
Satoru Tanaka
G11 - INFORMATION STORAGE
Information
Patent Application
Digital signal recording/reproducing method
Publication number
20010055259
Publication date
Dec 27, 2001
Toshio Goto
G11 - INFORMATION STORAGE