Norio Yamamoto

Follow

Person

Omiya, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Modifier for paving asphalt
- Patent number 4,560,414
- Issue date Dec 24, 1985
- Nippon Hodo Co., Ltd.
- Shinko Kikegawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...