Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836368 | Wedge plate type light guiding plate for front light and method for manufacturing the light guiding plate | Fumikazu Isogai, Yasuya Mita, Norihito Takeuchi | 2004-12-28 |