Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11329616 | Systems and methods for split-frequency amplification | Wilhelm Steffen Hahn | 2022-05-10 |
| 10965260 | Systems and methods for split-frequency amplification | Wilhelm Steffen Hahn | 2021-03-30 |
| 5057790 | High efficiency class A amplifier | — | 1991-10-15 |
| 4940949 | High efficiency high isolation amplifier | — | 1990-07-10 |