Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7233209 | Integrated preamplifier circuit for detecting a signal current from a photodiode | Karlheinz Muth, Gerd Schuppener | 2007-06-19 |
| 6864751 | Transimpedance amplifier with adjustable output amplitude and wide input dynamic-range | Lothar Schmidt, Karlheinz Muth | 2005-03-08 |