Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5651598 | Projector | Kazushi Yoshida, Ryota Ogawa, Satoru Tachihara | 1997-07-29 |
| 5645334 | Projector and focusing method therein | Nobutaka Minefuji, Masakuni Iwanaga | 1997-07-08 |
| 5600488 | Projection lens assembly and projector | Nobutaka Minefuji, Masakazu Yamagata | 1997-02-04 |