Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6788401 | Lens testing device and testing sheet | Koichi Kojima | 2004-09-07 |
| 6760096 | Lens-evaluating method and lens-evaluating apparatus | Koichi Kojima, Shunji Umemura | 2004-07-06 |
| 6760097 | Lens evaluation method and lens-evaluating apparatus | Koichi Kojima, Shunji Umemura | 2004-07-06 |
| 6741397 | Apparatus for manufacturing optical device | — | 2004-05-25 |
| 6726330 | Electro-optical apparatus and projector | — | 2004-04-27 |