Issued Patents All Time
Showing 1–25 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12345389 | Optical device usable as a motor vehicle headlight | Peter Scholz, Kurt Walz, Ralf Lothar Weinand | 2025-07-01 |
| 12298012 | Electric heating device | — | 2025-05-13 |
| 12089298 | Heat generating element and method for manufacturing the same | Ahmad Asafi, Stefan Plewnia, Kai-Fabian Bürkle, Rüdiger Freitag, Müge Pilavtepe-Christ | 2024-09-10 |
| 12052801 | PTC electric heating device | Sascha Hort | 2024-07-30 |
| 11965675 | Electric heating device | Kurt Walz | 2024-04-23 |
| 11943846 | Heat-generating element and method for its production | Kurt Walz | 2024-03-26 |
| 11913676 | PTC heating element and electric heating device with such a PTC heating element and method for the production of a PTC heating element | Kurt Walz, Rüdiger Freitag | 2024-02-27 |
| 11912106 | Electric heating device | Kurt Walz, Ahmad Asafi, Patrick Kachelhoffer | 2024-02-27 |
| 11856658 | Electric heating device | Stefan Plewnia, Ahmad Asafi, Kai-Fabian Bürkle | 2023-12-26 |
| 11723119 | Electric heating device | Kurt Walz, Patrick Kachelhoffer | 2023-08-08 |
| 11676745 | PTC heating element and an electric heating device | Jan-Michael Feustel, Florian Bitto-Golon, Ahmad Asafi, Stefan Plewnia, Kai-Fabian Bürkle +1 more | 2023-06-13 |
| 11516885 | Electric heating device and method for its production | Kurt Walz | 2022-11-29 |
| 11432374 | PTC heating device and method for its manufacture | Kurt Walz, Ahmad Asafi, Tobias Semmler | 2022-08-30 |
| 11395376 | PTC heating device and electric heating device with such a PTC heating device and method for producing an electric heating device | Rüdiger Freitag | 2022-07-19 |
| 11035589 | Electric heating device | Franz Bohlender, Andreas Schwarzer | 2021-06-15 |
| 10993287 | Heat generating element | Franz Bohlender | 2021-04-27 |
| 10892590 | Method for producing a PTC heating element | — | 2021-01-12 |
| 10775077 | Electric heating device | Franz Bohlender, Andreas Schwarzer | 2020-09-15 |
| 10760822 | Electric heating device | Franz Bohlender, Andreas Schwarzer | 2020-09-01 |
| 10485059 | PTC heating element and electric heating device comprising such a PTC heating element and method for producing an electric heating device | Franz Bohlender, Patrick Kachelhoffer, Andreas Schwarzer, Kurt Walz | 2019-11-19 |
| 10136474 | Heat generating element | Franz Bohlender, Holger Reiss, Christian Morgen | 2018-11-20 |
| 10098183 | Electric heating device | Franz Bohlender, Patrick Kachelhoffer, Andreas Schwarzer, Kurt Walz | 2018-10-09 |
| 9839072 | Heat generating element with connection structure | Franz Bohlender | 2017-12-05 |
| 9655263 | Sealed housing and method of producing the same | Franz Bohlender | 2017-05-16 |
| 9398641 | Electrical heating device, particularly for a motor vehicle | Franz Bohlender, Christian Morgen | 2016-07-19 |