Mikio Hirai

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Niihama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Glass fiber-reinforced thermoplastic resin composition
- Patent number 5,811,491
- Issue date Sep 22, 1998
- Sumitomo Dow Limited
- Yasutoshi Jagawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Resin of polycarbonate and graft copolymer of unsaturated epoxy mon...
- Patent number 4,880,874
- Issue date Nov 14, 1989
- Sumitomo Naugatuck Co., Ltd.
- Mikio Hirai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Molding resin composition
- Patent number 4,855,355
- Issue date Aug 8, 1989
- Sumitomo Naugatuck Co., Ltd.
- Mikio Hirai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Weather resistant thermoplastic resin composition
- Patent number 4,762,886
- Issue date Aug 9, 1988
- Sumitomo Naugatick Co., Ltd.
- Mikio Hirai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Weather-resistant resin, and its production
- Patent number 4,757,111
- Issue date Jul 12, 1988
- Sumitomo Naugatuck Co., Ltd.
- Mikio Hirai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...