Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817160 | Amplifier with automatic gain control | Alexander Verwijmeren | 1989-03-28 |
| 4783819 | Automatically controlled amplifier arrangement | Alexander Verwijmeren | 1988-11-08 |
| 4481660 | Apparatus for driving one or more transducer units | Willem A. L. Smallenberg | 1984-11-06 |