Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4604454 | Method of recovering vinyl chloride resin | Masaaki Nishina, Shiro Imaizumi | 1986-08-05 |
| 4587450 | Synchronous motor rotor | — | 1986-05-06 |
| 4527671 | Rotary direction regulator for synchronous electric motor | — | 1985-07-09 |