Junichi Hazama

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Otsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for isolation of isobutylene polymer
- Patent number 5,739,267
- Issue date Apr 14, 1998
- Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
- Hiroshi Fujisawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyimide resin film and method of making said film
- Patent number 5,300,619
- Issue date Apr 5, 1994
- Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
- Koji Okada
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL