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Masahiko Kimoto
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Ikoma, JP
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last 30 patents
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Patent Grant
Plane-shaped lighting device and a display using such a device
Patent number
6,415,531
Issue date
Jul 9, 2002
Sharp Kabushiki Kaisha
Terukazu Ohtsuki
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Plane-shaped lighting device and a display using such a device
Patent number
6,036,328
Issue date
Mar 14, 2000
Sharp Kabushiki Kaisha
Terukazu Ohtsuki
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Plane-shaped lighting device and a display using such a device
Patent number
5,786,665
Issue date
Jul 28, 1998
Sharp Kabushiki Kaisha
Terukazu Ohtsuki
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Light emitting display device having light receiving element for re...
Patent number
5,546,496
Issue date
Aug 13, 1996
Sharp Kabushiki Kaisha
Masahiko Kimoto
G02 - OPTICS
Information
Patent Grant
Reflective type photointerrupter
Patent number
5,291,038
Issue date
Mar 1, 1994
Sharp Kabushiki Kaisha
Tetsuya Hanamoto
G01 - MEASURING TESTING