Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE38643 | Optical disk having specified track pitch, and optical disk apparatus | Toshihiro Sugaya | 2004-11-02 |
| 6767122 | Light guide, line illumination apparatus, and image acquisition system | Keisuke Maemura | 2004-07-27 |