Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7688511 | Diffraction type light-condensing film and planar light source device using the same | Yasuhiko Awano | 2010-03-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7688511 | Diffraction type light-condensing film and planar light source device using the same | Yasuhiko Awano | 2010-03-30 |