Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6493152 | Wide converter lens | Tomoyuki Baba | 2002-12-10 |
| 6457829 | Projection device comprising a correction lens arranged between a prism optical system and at least one of three optical modulation elements | Kenzo Sado | 2002-10-01 |
| 6449100 | Teleconverter lens | Tomoyuki Baba | 2002-09-10 |
| 6353509 | Wide-angle lens | — | 2002-03-05 |