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Yoshihiko Hoshide
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Otake, JP
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last 30 patents
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Patent Grant
Graded index type plastic optical transmission mediums and the manu...
Patent number
5,287,222
Issue date
Feb 15, 1994
Mitsubishi Rayon Co., Ltd.
Yoshihiro Uozu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Grant
Apparatus for preparation of a sheet-shaped photoconductor
Patent number
4,980,012
Issue date
Dec 25, 1990
Mitsubishi Rayon Company Ltd.
Yoshiro Nieda
G02 - OPTICS