Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11366377 | Wavelength conversion element, illumination device, and projector | Koya Shiratori, Ryuta Koizumi, Tetsuo Shimizu | 2022-06-21 |
| 11336875 | Wavelength conversion element, light source device, and projector | Shinichi Yotsuya, Tetsuo Shimizu, Ryuta Koizumi | 2022-05-17 |