Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6087285 | Zirconia sintered body, process for production thereof, and application thereof | Nobukatsu Oomichi, Koji Matsui, Akemi Kato | 2000-07-11 |
| 4537910 | Method of producing cation-exchange membrane having roughed surface | Toru Seita, Kosuke Takeshige, Hideo Shuyama | 1985-08-27 |