Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12392895 | Control circuit and distance measurement system to improve sensitivity characteristics of SPAD element | Daisuke Hirono | 2025-08-19 |
| 12374863 | Light-emission driving device and light-emitting device | Takeshi Yuwaki, Akihito Kamiegawa, Katsuhisa Daio | 2025-07-29 |
| 12204024 | Light receiving device and distance measuring device | Yasuhiro Shinozuka | 2025-01-21 |
| 12149046 | Light emission drive circuit and light emission device | Katsuhisa Daio, Hiroyuki Shoubu | 2024-11-19 |
| 12035438 | Driving device, light emitting device, and driving method | Naoki Masumitsu | 2024-07-09 |
| 11973314 | Light-source drive device and light-emitting device | Katsuhisa Daio, Takeshi Yuwaki, Akihito Kamiegawa, Naoki Masumitsu | 2024-04-30 |
| 11901700 | Driving device, driving method, and light-emitting unit | Naoki Masumitsu, Katsuhisa Daio, Akihito Kamiegawa, Takeshi Yuwaki, Shouichi Kuroki +1 more | 2024-02-13 |
| 11714172 | Light reception device and distance measurement device | Osamu Ozawa | 2023-08-01 |
| 11564305 | Malfunction detection device, light-emission driving device, and light emitting device | Hiroyuki Shoubu | 2023-01-24 |