Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6219116 | Liquid crystal panel device having a light guide plate with L shaped ribs | Akimasa Yuuki, Mitsumasa Umesaki, Sadayuki Matsumoto, Tomohiro Sasagawa, Kazutoshi Shimojo | 2001-04-17 |