Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11480604 | High-frequency method and apparatus for measuring an amplifier | — | 2022-10-25 |
| 10361693 | Power source supply circuit, amplifier, communication device, base station, and power source supply method | Kazumi Shiikuma | 2019-07-23 |
| 10096882 | Duplexer | — | 2018-10-09 |
| 9438173 | Multiple-series amplifying device | — | 2016-09-06 |
| 8736375 | Doherty amplifier | — | 2014-05-27 |
| 8519787 | High frequency amplifier, wireless device, and control method | — | 2013-08-27 |
| 7602243 | Amplifier | — | 2009-10-13 |