Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5965069 | Method for making optical preforms and optical elements by press | Jun Murata, Masaaki Sunohara, Toshiaki Takano, Chizuo Izumino, Shoji Nakamura | 1999-10-12 |
| 5718850 | Method and device for manufacturing optical elements | Toshiaki Takano, Jun Murata, Shoji Nakamura, Masaaki Sunohara | 1998-02-17 |
| 5399303 | Method of controlling resin molding conditions | Hiroshi Yamaguchi | 1995-03-21 |