Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663284 | Copolymerized polyamide and a production process/thereof | Tooru Nishimura, Kazuhiko Kobayashi, Shoji Yamamoto | 1997-09-02 |
| 5051337 | Optical recording material | Kazuaki Sakoda, Masao Iwamoto | 1991-09-24 |