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Masami Torizuka
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Kanagawa, JP
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last 30 patents
Information
Patent Grant
Liquid crystal display system
Patent number
5,896,116
Issue date
Apr 20, 1999
Sony Corporation
Masami Torizuka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Head-mounted image display apparatus
Patent number
5,825,340
Issue date
Oct 20, 1998
Sony Corporation
Masami Torizuka
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Automatic image regulating arrangement for head-mounted image displ...
Patent number
5,485,172
Issue date
Jan 16, 1996
Sony Corporation
Isao Sawachika
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Photovideo camera
Patent number
5,347,396
Issue date
Sep 13, 1994
Sony Corporation
Toshio Tomiyoshi
G02 - OPTICS
Information
Patent Grant
Photo video camera device
Patent number
5,218,439
Issue date
Jun 8, 1993
Sony Corporation
Motoshi Mizoguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE