Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11125616 | Photodetector device comprising each of a plurality of passive quenching elements connected in series to at least one avalanche photodiode and a capacitative element connected in parallel to the passive quenching element | Takuya Fujita, Yusei Tamura, Takashi Baba, Koei Yamamoto | 2021-09-21 |
| 11118970 | Optical detection circuit comprising an optical detector to generate voltage between an anode and a cathode due to photoelectromotive force generated in accordance with incident light quantity | — | 2021-09-14 |
| 11009627 | Antireflective optical member and method for producing antireflective optical member | Tomonari Nakayama | 2021-05-18 |
| 10983253 | Optical member and method for manufacturing optical member | Tomonari Nakayama, Keiko Abe | 2021-04-20 |