Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6492866 | Electronic circuit with bulk biasing for providing accurate electronically controlled resistance | Michael Berg | 2002-12-10 |
| 6255905 | Active filter circuit having a T-network input arrangement that provides a high input impedance | — | 2001-07-03 |
| 6163207 | Integrator-filter circuit | Axel Kattner | 2000-12-19 |
| 6133782 | Integrator-filter circuit | Axel Kattner | 2000-10-17 |
| 5712557 | Constant current supply circuit with stabilization based on voltage and current ratios relative to a reference voltage and a related control current | Wolfgang Schnitt, Joachim Utzig, Gert Bierkarre | 1998-01-27 |
| 5077538 | FM demodulator with carrier shift compensation | Gunter Hildebrandt, Karl-Heinz Rehfeldt | 1991-12-31 |