Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12374863 | Light-emission driving device and light-emitting device | Takeshi Yuwaki, Katsuhisa Daio, Hayato Kamizuru | 2025-07-29 |
| 11973314 | Light-source drive device and light-emitting device | Hayato Kamizuru, Katsuhisa Daio, Takeshi Yuwaki, Naoki Masumitsu | 2024-04-30 |
| 11901700 | Driving device, driving method, and light-emitting unit | Naoki Masumitsu, Katsuhisa Daio, Takeshi Yuwaki, Shouichi Kuroki, Masatoshi Kitada +1 more | 2024-02-13 |