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Yutaka Fukuyama
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image display device and information input device
Patent number
9,841,812
Issue date
Dec 12, 2017
Sony Corporation
Yuji Kitazawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Illumination apparatus and storage medium
Patent number
9,723,700
Issue date
Aug 1, 2017
Sony Corporation
Yoichiro Sako
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Illumination apparatus and storage medium
Patent number
9,307,617
Issue date
Apr 5, 2016
Sony Corporation
Yoichiro Sako
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Magneto optical disc drive having insertion restricting and locking...
Patent number
7,088,643
Issue date
Aug 8, 2006
Sony Corporation
Takeshi Igarashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording and/or reproducing apparatus and recording medium cartrid...
Patent number
6,982,933
Issue date
Jan 3, 2006
Sony Corporation
Takeshi Igarashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Magneto-optical disk drive having first and second movable sliders
Patent number
6,657,925
Issue date
Dec 2, 2003
Sony Corporation
Takeshi Igarashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk centering apparatus
Patent number
6,532,205
Issue date
Mar 11, 2003
Sony Corporation
Hiroyuki Sato
G11 - INFORMATION STORAGE
Information
Patent Grant
Disc recording and/or reproducing apparatus
Patent number
6,404,719
Issue date
Jun 11, 2002
Sony Corporation
Yutaka Fukuyama
G11 - INFORMATION STORAGE
Information
Patent Grant
Loading mechanism for a disc recording and/or reproducing apparatus
Patent number
5,901,130
Issue date
May 4, 1999
Sony Corporation
Yutaka Fukuyama
G11 - INFORMATION STORAGE
Information
Patent Grant
Disc loading mechanism for a disc recording and/or reproducing appa...
Patent number
5,684,777
Issue date
Nov 4, 1997
Sony Corporation
Yutaka Fukuyama
G11 - INFORMATION STORAGE
Information
Patent Grant
Mode changing slider plate mechanism for tape recording and/or repr...
Patent number
5,172,283
Issue date
Dec 15, 1992
Sony Corporation
Yutaka Fukuyama
G11 - INFORMATION STORAGE
Information
Patent Grant
Slider lock braking mechanism for setting modes in tape player
Patent number
5,126,909
Issue date
Jun 30, 1992
Sony Corporation
Tatsuya Mototake
G11 - INFORMATION STORAGE
Information
Patent Grant
Cassette-type magnetic tape recording and/or reproducing apparatus...
Patent number
4,777,546
Issue date
Oct 11, 1988
Sony Corporation
Tsuyoshi Nagasawa
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
ILLUMINATION APPARATUS AND STORAGE MEDIUM
Publication number
20160183349
Publication date
Jun 23, 2016
SONY CORPORATION
YOICHIRO SAKO
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
IMAGE DISPLAY DEVICE AND INFORMATION INPUT DEVICE
Publication number
20150301594
Publication date
Oct 22, 2015
SONY CORPORATION
Yuji Kitazawa
G02 - OPTICS
Information
Patent Application
ILLUMINATION APPARATUS AND STORAGE MEDIUM
Publication number
20140070729
Publication date
Mar 13, 2014
SONY CORPORATION
YOICHIRO SAKO
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Recording and/or reproducing apparatus and recording medium cartrid...
Publication number
20050174683
Publication date
Aug 11, 2005
Sony Corporation
Takeshi Igarashi
G11 - INFORMATION STORAGE
Information
Patent Application
Mid-range loudspeaker
Publication number
20030194098
Publication date
Oct 16, 2003
Bernard M. Werner
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Recording and/or reproducing apparatus and recording medium cartrid...
Publication number
20020021628
Publication date
Feb 21, 2002
Takeshi Igarashi
G11 - INFORMATION STORAGE
Information
Patent Application
Disk centering apparatus
Publication number
20010030929
Publication date
Oct 18, 2001
Hiroyuki Sato
G11 - INFORMATION STORAGE