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Tokumi Chiba
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Ibaraki, JP
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last 30 patents
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Patent Grant
Stretched film of thermoplastic resin
Patent number
6,534,150
Issue date
Mar 18, 2003
Oji-Yuka Synthetic Paper Co., Ltd.
Masaaki Yamanaka
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Grant
Synthetic paper for writing and printing
Patent number
5,233,924
Issue date
Aug 10, 1993
Oji Yuka Goseishi Co., Ltd.
Yozo Ohba
B32 - LAYERED PRODUCTS