Toshiaki Hanyuda

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Yokohama, JA

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Patents Grantslast 30 patents

Information Patent Grant
Method for preparing paper board having improved wet compression st...
- Patent number 4,091,167
- Issue date May 23, 1978
- Rengo Co., Ltd.
- Toshio Okada
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Curable resinous composition
- Patent number 3,993,663
- Issue date Nov 23, 1976
- Showa High Polymer Co., Ltd.
- Eiichiro Takiyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Curable resinous composition comprising combination of polymerizabl...
- Patent number 3,978,155
- Issue date Aug 31, 1976
- Showa High Polymer Co., Ltd.
- Eiichiro Takiyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymerizable cycloacetal resinous composition
- Patent number 3,933,857
- Issue date Jan 20, 1976
- Showa Highpolymer Co., Ltd.
- Toshiaki Hanyuda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polymerizable cycloacetal resinous composition
- Patent number 3,931,353
- Issue date Jan 6, 1976
- Showa High Polymer Co., Ltd.
- Toshiaki Hanyuda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...