Issued Patents 2022
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11486760 | Receiving circuit and optical receiving circuit | Seiji Kumagai, Keiji Tanaka | 2022-11-01 |
| 11405111 | Receiving circuit and optical receiver | Seiji Kumagai | 2022-08-02 |
| 11394349 | Transimpedance amplifier | — | 2022-07-19 |
| 11394352 | Transimpedance amplifier circuit | Keiji Tanaka, Seiji Kumagai | 2022-07-19 |
| 11228293 | Differential amplifier circuit having stable gain | Keiji Tanaka | 2022-01-18 |