Tomoyoshi Shibata

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Kyoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of making polyethylene resinous open cell cellular bodies
- Patent number 6,517,764
- Issue date Feb 11, 2003
- Sanwa Kako Co., Ltd.
- Tomoyoshi Shibata
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL