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Yoshihiro Sakamoto
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Yatsushiro, JP
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last 30 patents
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Patent Grant
Process for preparing heat shrinkable polyethylene film
Patent number
4,985,197
Issue date
Jan 15, 1991
Kohjin Co., Ltd.
Hideo Isozaki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Heat shrinkable film and process for preparing the same
Patent number
4,463,153
Issue date
Jul 31, 1984
Kohjin Co., Ltd.
Tomoji Mizutani
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Heat shrinkable film and process for preparing the same
Patent number
4,354,997
Issue date
Oct 19, 1982
Kohjin Co., Ltd.
Tomoji Mizutani
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL