Toyoji Oshima

Follow

Person

Higashikurume, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Heat resistant resin and process for producing the same
- Patent number 4,448,844
- Issue date May 15, 1984
- Hitachi Chemical Co., Ltd.
- Yuichi Osada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Heat resistant resin composition comprising reaction product of pol...
- Patent number 4,431,758
- Issue date Feb 14, 1984
- Hitachi Chemical Company, Ltd.
- Yuichi Osada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...