Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6642175 | Heat-sensitive recording material | Hirofumi Mitsuo, Tsutomu Watanabe | 2003-11-04 |
| 6643244 | Liquid-crystal panel, optical pickup, and information reproducing system | — | 2003-11-04 |
| 6628589 | Optical reproducing aberration compensation system having appropriate correction signals applied to a liquid crystal detector | Masakazu Ogasawara | 2003-09-30 |