Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10677982 | Planar illumination device | Hideyuki Tokunaga | 2020-06-09 |
| 10627568 | Planar illumination device and method of manufacturing planar illumination device | Kazuhiro Tanaka, Tomohisa Shimode | 2020-04-21 |