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Hideo Takano
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Atsugi, JP
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last 30 patents
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Patent Grant
Alignment film, a method for producing the alignment film and a liq...
Patent number
5,786,041
Issue date
Jul 28, 1998
International Business Machines Corporation
Atsushi Takenaka
G02 - OPTICS
Information
Patent Grant
Method for manufacturing liquid crystal displays
Patent number
5,626,995
Issue date
May 6, 1997
International Business Machines Corporation
Mayumi Teruya
G02 - OPTICS
Information
Patent Grant
LCD apparatus with improved gray scale at large viewing angles and...
Patent number
5,489,917
Issue date
Feb 6, 1996
International Business Machines Corporation
Mitsuru Ikezaki
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Active matrix liquid crystal display device having two light shield...
Patent number
5,345,324
Issue date
Sep 6, 1994
International Business Machines Corporation
Toshihiko Koseki
G02 - OPTICS
Information
Patent Grant
Liquid crystal display
Patent number
5,249,070
Issue date
Sep 28, 1993
International Business Machines Corporation
Hideo Takano
G02 - OPTICS