Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5914612 | Tweezer probe and arm therefor | Rolf Heuchert, Gunther Ruch, Steffen Zierau | 1999-06-22 |
| 5162745 | Multichannel sine synthesizer | — | 1992-11-10 |
| 4682099 | Logarithmic potentiometer circuit | — | 1987-07-21 |