Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10408994 | Illumination device and liquid crystal display device | Ken Sugiyama, Tetsuro Ochi, Toshiyuki Tsubota | 2019-09-10 |
| 10222649 | Backlight unit and liquid crystal display device comprising the same | Ken Sugiyama, Koji Hiramoto, Taketoshi Masamoto | 2019-03-05 |