Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5353072 | Aspherical spectacle lens | Moriyasu Shirayanagi, Yasunori Izawa | 1994-10-04 |
| 5305029 | Projector | Kazushi Yoshida, Satoru Tachihara, Nobutaka Minefuji | 1994-04-19 |
| 5283599 | Apparatus for combining and projecting images | Takashi Iizuka, Yasunori Arai, Nobutaka Minefuji | 1994-02-01 |