Kouichi Yokoyama

Follow

Person

Kitakyushu-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Sodium hydrogencarbonate crystal particles
- Patent number 7,361,318
- Issue date Apr 22, 2008
- Asahi Glass Company, Limited
- Kouichi Yokoyama
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for preparing hydrogen fluoride
- Patent number 5,219,551
- Issue date Jun 15, 1993
- Asahi Glass Company Ltd.
- Kunihiko Terase
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Method for producing sodium hyrogencarbonate crystal particles havi...
- Publication number 20030211027
- Publication date Nov 13, 2003
- ASAHI GLASS COMPANY, LIMITED
- Kouichi Yokoyama
- C01 - INORGANIC CHEMISTRY