Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6805456 | Planar light source unit | — | 2004-10-19 |
| 6795157 | Compound liquid crystal microlens for a sensor | Susumu Sato | 2004-09-21 |
| 6768536 | Liquid crystal microlens | Susumu Sato | 2004-07-27 |