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Tsutomu Sakamoto
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Saitama-ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Three-dimensional image display apparatus and viewing position chec...
Patent number
9,179,141
Issue date
Nov 3, 2015
Kabushiki Kaisha Toshiba
Tsutomu Sakamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video display apparatus for correcting luminance difference between...
Patent number
7,345,713
Issue date
Mar 18, 2008
Kabushiki Kaisha Toshiba
Takayuki Arai
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Drive signal generator and image display apparatus
Patent number
6,882,329
Issue date
Apr 19, 2005
Canon Kabushiki Kaisha
Aoji Isono
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Matrix display apparatus
Patent number
6,515,647
Issue date
Feb 4, 2003
Kabushiki Kaisha Toshiba
Tsutomu Sakamoto
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Micro-lens array sheet
Patent number
6,335,828
Issue date
Jan 1, 2002
Kabushiki Kaisha Toshiba
Takahiro Hashimoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Digital convergence apparatus
Patent number
5,835,029
Issue date
Nov 10, 1998
Kabushiki Kaisha Toshiba
Masanori Fujiwara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital convergence apparatus
Patent number
5,793,447
Issue date
Aug 11, 1998
Kabushiki Kaisha Toshiba
Masanori Fujiwara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Liquid crystal display driving system
Patent number
5,745,093
Issue date
Apr 28, 1998
Kabushiki Kaisha Toshiba
Yoshiji Tsuzuki
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Display apparatus
Patent number
5,597,223
Issue date
Jan 28, 1997
Kabushiki Kaisha Toshiba
Yoshihiro Watanabe
G02 - OPTICS
Information
Patent Grant
Digital convergence apparatus
Patent number
5,592,240
Issue date
Jan 7, 1997
Kabushiki Kaisha Roshiba
Tsutomu Sakamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Display apparatus with a variable aperture stop means on each side...
Patent number
5,519,518
Issue date
May 21, 1996
Kabushiki Kaisha Toshiba
Yoshihiro Watanabe
G02 - OPTICS
Information
Patent Grant
Memory control apparatus for a CRT controller
Patent number
4,701,864
Issue date
Oct 20, 1987
Kabushiki Kaisha Toshiba
Shigekazu Takashima
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Patents Applications
last 30 patents
Information
Patent Application
THREE-DIMENSIONAL IMAGE DISPLAY APPARATUS AND VIEWING POSITION CHEC...
Publication number
20130057659
Publication date
Mar 7, 2013
Tsutomu Sakamoto
G02 - OPTICS
Information
Patent Application
THREE-DIMENSIONAL IMAGE PROCESSING DEVICE, TELEVISION RECEIVER, AND...
Publication number
20110199457
Publication date
Aug 18, 2011
Kabushiki Kaisha Toshiba
Ritsuo YOSHIDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
STEREOSCOPIC IMAGE DISPLAY DEVICE AND STEREOSCOPIC IMAGE DISPLAY ME...
Publication number
20110050861
Publication date
Mar 3, 2011
Kabushiki Kaisha Toshiba
Tsutomu SAKAMOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Display device and display method
Publication number
20070002182
Publication date
Jan 4, 2007
Toshio Obayashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Display device and display method
Publication number
20060066603
Publication date
Mar 30, 2006
Kabushiki Kaisha Toshiba
Toshio Obayashi
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Image display device and image signal processing device
Publication number
20060066643
Publication date
Mar 30, 2006
Kabushiki Kaisha Toshiba
Takayuki Arai
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Image display device
Publication number
20060066642
Publication date
Mar 30, 2006
Kabushiki Kaisha Toshiba
Yasuhiro Ookawara
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Display device and display method
Publication number
20060066523
Publication date
Mar 30, 2006
Kabushiki Kaisha Toshiba
Takayuki Arai
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Display device and display method
Publication number
20060066524
Publication date
Mar 30, 2006
Kabushiki Kaisha Toshiba
Toshio Obayashi
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Video display apparatus and video display method
Publication number
20050151883
Publication date
Jul 14, 2005
Kabushiki Kaisha Toshiba
Takayuki Arai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Drive signal generator and image display apparatus
Publication number
20030063108
Publication date
Apr 3, 2003
Aoji Isono
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Image display device
Publication number
20020196267
Publication date
Dec 26, 2002
Toshio Obayashi
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS