Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5779337 | Plane light source unit and light guide used therein | Shinichiro Saito, Norio Nakamura, Yoshinori Higuchi, Atsunori Ohyama | 1998-07-14 |
| 5719649 | Light guide and liquid crystal display device using it | Yasoji Suzuki, Yoshinori Higuchi, Naoto Ide | 1998-02-17 |