Kazuyoshi Nakajima

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Hoya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Laminate of vulcanizable rubber composition layers, process for pro...
- Patent number 5,855,976
- Issue date Jan 5, 1999
- Nippon Zeon Co., Ltd.
- Motofumi Oyama
- B32 - LAYERED PRODUCTS
Information Patent Grant
Vulcanizable rubber composition with unsaturated and metal compound...
- Patent number 5,756,586
- Issue date May 26, 1998
- Nippon Zeon Co., Ltd.
- Koichi Nishimura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Highly saturated nitrile rubber, process for producing same, vulcan...
- Patent number 5,651,995
- Issue date Jul 29, 1997
- Nippon Zeon Co., Ltd.
- Motofumi Oyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Rubber composition comprising nitrile group-containing highly satur...
- Patent number 5,556,919
- Issue date Sep 17, 1996
- Nippon Zeon Co., Ltd.
- Motofumi Oyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Vulcanizable rubber composition
- Patent number 5,312,869
- Issue date May 17, 1994
- Nippon Zeon Co., Ltd.
- Akimasa Nomura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...