Hirofumi Umetani

Follow

Person

Takatsuki-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Negative active material, method of manufacturing its material, and...
- Patent number 7,022,433
- Issue date Apr 4, 2006
- GS Yuasa Corporation
- Hirofumi Umetani
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
Negative active material, method of manufacturing its material, and...
- Publication number 20040053130
- Publication date Mar 18, 2004
- Hirofumi Umetani
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...