Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6464367 | Surface light source system | Tomotaka Ito | 2002-10-15 |
| 6411345 | Plasma addressed liquid crystal display device | Masanobu Tanaka, Hidehiko Sekizawa, Takahiro Togawa | 2002-06-25 |