Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10425062 | Polyphase filter and filter circuit | Atsushi Kato, Eiji Taniguchi, Takanobu FUJIWARA, Koji Tsutsumi | 2019-09-24 |
| 10404228 | Transconductance amplifier and phase shifter | Eiji Taniguchi | 2019-09-03 |