Masayoshi Sugiyama

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Fuji, JA

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for heat setting biaxially oriented tubular p...
- Patent number 4,061,707
- Issue date Dec 6, 1977
- Minnesota Mining and Manufacturing Company
- Ryota Nohtomi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Preparation of biaxially oriented polyvinyl alcohol film
- Patent number 3,985,849
- Issue date Oct 12, 1976
- Kohjin Co., Ltd.
- Ryohta Notomi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL