Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868073 | Highly active catalyst and highly active electrode made of this catalyst | Koji Hashimoto, Asahi Kawashima, Katsuhiko Asami | 1989-09-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868073 | Highly active catalyst and highly active electrode made of this catalyst | Koji Hashimoto, Asahi Kawashima, Katsuhiko Asami | 1989-09-19 |