Toshitsune Yoshikawa

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Surface whitening preventing flame-retardant olefin polymer composi...
- Patent number 5,317,051
- Issue date May 31, 1994
- Nippon Petrochemicals Co., Ltd.
- Masahiro Harashige
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing thermoplastic resin composition
- Patent number 5,248,729
- Issue date Sep 28, 1993
- Nippon Petrochemicals Company Limited
- Toshio Inoue
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing thermoplastic resin composition
- Patent number 5,159,016
- Issue date Oct 27, 1992
- Nippon Petrochemicals Company, Limited
- Toshio Inoue
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thermoplastic resin compositions
- Patent number 5,100,937
- Issue date Mar 31, 1992
- Nippon Oil Co., Ltd.
- Junichi Kubo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing porous film or sheet
- Patent number 4,793,956
- Issue date Dec 27, 1988
- Nippon Petrochemicals Company, Limited
- Motomi Nogiwa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...