Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12172601 | Access system and access verification method | Herbert Froitzheim | 2024-12-24 |
| 10192374 | Receiving circuit for a vehicle remote | Herbert Froitzheim, Norbert van der Heyd | 2019-01-29 |
| 10181878 | Driver circuit for an inductor coil | — | 2019-01-15 |
| 10109911 | Driver circuit for an inductor and active transmitter device having a driver circuit | Herbert Froitzheim, Norbert van der Heyd | 2018-10-23 |
| 10078928 | Driver circuit for an inductor coil | Herbert Froitzheim, Norbert van der Heyd | 2018-09-18 |
| 9912359 | Antenna driver circuit | Herbert Froitzheim, Norbert van der Heyd | 2018-03-06 |
| 9838050 | Antenna driver circuit | Herbert Froitzheim, Norbert van der Heyd | 2017-12-05 |
| 9802572 | Driver circuit for an inductor coil, method for operating an inductor coil and active transmission system with a driver circuit | Herbert Froitzheim | 2017-10-31 |
| 7233242 | Arrangement and method for setting a transmit power | Mark Elliott, Matthias Münch, Wolfgang Reiml | 2007-06-19 |
| 6497222 | Actuator configuration and method, in particular, for actuating an injection valve of an internal combustion engine | Stephan Bolz | 2002-12-24 |
| 6456156 | Method and device for the open-load diagnosis of a switching stage | Michael Frey, Stefan Haimerl, Mario Seifert | 2002-09-24 |
| 6232781 | False-closure detection device for electrical consumers | Gerhard Göser, Andrea Hinterwimmer, Volker Karrer | 2001-05-15 |
| 6181198 | Amplitude and phase demodulation circuit for signals with very low modulation index | Vanni Poletto | 2001-01-30 |
| 6108377 | Transmitter unit for an anti-theft system of a motor vehicle, and method for operating the transmitter unit | Herbert Froitzheim, Herbert Zimmer | 2000-08-22 |