Sadao Shigematsu

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Amagasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Binder for a toner comprising a polyester from rosin or hydrogenate...
- Patent number 4,981,939
- Issue date Jan 1, 1991
- Nippon Gohsei Kagaku Kogyo Kabushiki
- Akira Matsumura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
A toner composition comprising a rosin-containing polyester
- Patent number 4,968,575
- Issue date Nov 6, 1990
- Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha
- Akira Matsumura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Air-drying resin composition
- Patent number 4,829,123
- Issue date May 9, 1989
- Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha
- Sadao Shigematsu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Unsaturated polyester resin coating composition
- Patent number 4,745,141
- Issue date May 17, 1988
- Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha
- Mamoru Akiyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...