Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5049458 | Fuel cell | Yoshio Sato, Hirotaka Nakagawa, Hiroshi Mihara, Shigeyoshi Kosuge, Eiji Morishige | 1991-09-17 |
| 4937152 | Fuel cell | Yoshio Sato, Hirotaka Nakagawa, Eiji Morishige, Hiroshi Mihara | 1990-06-26 |