Toshiaki Aso

Follow

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Process for producing polycarbonate oligomer and process for produc...
- Patent number 7,157,544
- Issue date Jan 2, 2007
- Mitsubishi Gas Chemical Company, Inc.
- Kazuhiro Andou
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polycarbonate resin composition for radiation sterilization
- Patent number 5,118,726
- Issue date Jun 2, 1992
- Mitsubishi Gas Chemical Co., Ltd.
- Makoto Mizutani
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Process for producing polycarbonate oligomer and process for produc...
- Publication number 20040162439
- Publication date Aug 19, 2004
- Kazuhiro Andou
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...