Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5976725 | Fuel cell system, fuel feed system for fuel cell and portable electric appliance | Takaharu Gamo, So Kuranaka, Yoshio Morita, Mamoru Hamanishi, Sadao Nagai +2 more | 1999-11-02 |
| 4721697 | Substance for reversibly absorbing and desorbing hydrogen | Kimihiko Hirosawa, Tamotu Yamaguchi, Takuya Saito, Shotaro Terazawa | 1988-01-26 |
| 4629720 | Substance for reversibly absorbing and desorbing hydrogen | Masaaki Abe, Tamotu Yamaguchi, Shotaro Terazawa | 1986-12-16 |