Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5230840 | Method of manufacturing thermoplastic/resin molded optical member | Masaki Nishiguchi, Kazuo Chiba, Michio Yamaguchi | 1993-07-27 |
| 4883950 | Composite magnetic and optical head | Kazuo Chiba, Jituo Migita, Hajime Mochizuki, Takao Kobayashi | 1989-11-28 |