Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11139782 | Amplification apparatus and transmission apparatus | Keiichi Yamaguchi, Yuuki Funahashi | 2021-10-05 |
| 11025211 | Amplification apparatus and transmission apparatus | Keiichi Yamaguchi, Yuuki Funahashi | 2021-06-01 |
| 10985704 | Amplifier circuit and transmitting device | Thomas Martin Hone, Keiichi Yamaguchi | 2021-04-20 |