Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676442 | Projection display apparatus | — | 1997-10-14 |
| 5651599 | Projection type liquid crystal projector | Toshiaki Hashizume, Kenji Iguchi, Keisuke Sakagami, Kiichi Okumura | 1997-07-29 |