Issued Patents All Time
Showing 51–52 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883848 | Method for producing an olefin polymer | Yoshinori Suga, Eiji Tanaka, Yasuo Maruyama | 1989-11-28 |
| 4362535 | Sintered metal bonded diamond abrasive articles | Izumi Hayakawa, Akira Emura | 1982-12-07 |