Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12000585 | Lighting device | Hidetaka Katou, Kohei IKEDA | 2024-06-04 |
| 11495716 | Light-emitting device and illumination apparatus | Hidetaka Katou, Kiyotaka Yokoi | 2022-11-08 |
| 11282989 | Light-emitting device and illumination apparatus | Hidetaka Katou, Kiyotaka Yokoi | 2022-03-22 |
| 10854792 | Light-emitting device and illumination apparatus | Daisuke Sakumoto | 2020-12-01 |
| 10337697 | Indoor light source and illumination apparatus | Daisuke Sakumoto | 2019-07-02 |
| 9608173 | Light-emitting device | Daisuke Sakumoto | 2017-03-28 |