Issued Patents 2022
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11486760 | Receiving circuit and optical receiving circuit | Seiji Kumagai, Yoshiyuki Sugimoto | 2022-11-01 |
| 11437962 | Differential amplifier circuit having variable gain | Naoki Itabashi | 2022-09-06 |
| 11411542 | Transimpedance amplifier circuit | — | 2022-08-09 |
| 11398866 | Optical semiconductor device, optical transmission module, and optical transceiver | Taichi Misawa | 2022-07-26 |
| 11394352 | Transimpedance amplifier circuit | Yoshiyuki Sugimoto, Seiji Kumagai | 2022-07-19 |
| 11362629 | Transimpedance amplifier circuit | Naoki Itabashi | 2022-06-14 |
| 11349444 | Transimpedance amplifier circuit | — | 2022-05-31 |
| 11228293 | Differential amplifier circuit having stable gain | Yoshiyuki Sugimoto | 2022-01-18 |
| 11220650 | Grease composition | Kazuya Watanabe, Hiroki YANO | 2022-01-11 |