Hiroaki Oba

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Niigata, JP

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Patents Grantslast 30 patents

Information Patent Grant
Chloroprene latex composition, and method for its production and ad...
- Patent number 7,030,186
- Issue date Apr 18, 2006
- Denki Kagaku Kogyo Kabushiki Kaisha
- Hiroaki Oba
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Chloroprene latex composition, process for producing the same, and...
- Patent number 6,525,132
- Issue date Feb 25, 2003
- Denki Kagaku Kogyo Kabushiki Kaisha
- Hiroaki Oba
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Chloroprene polymer composition and process for its production
- Patent number 5,624,993
- Issue date Apr 29, 1997
- Denki Kagaku Kogyo Kabushiki Kaisha
- Tsuyoshi Tsuji
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Chloroprene polymer composition and process for its production
- Patent number 5,567,771
- Issue date Oct 22, 1996
- Denki Kagaku Kogyo Kabushiki Kaisha
- Tsuyoshi Tsuji
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Chloroprene rubber composition having a high damping performance an...
- Patent number 5,523,355
- Issue date Jun 4, 1996
- Denki Kagaku Kogyo Kabushiki Kaisha
- Hiroaki Oba
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Chloroprene latex composition, and method for its production and ad...
- Publication number 20030100665
- Publication date May 29, 2003
- DENKI KAGAKU KOGYO KABUSHIKI KAISHA
- Hiroaki Oba
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...