Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12289804 | Electric heating device | Stefan Plewnia | 2025-04-29 |
| 12089298 | Heat generating element and method for manufacturing the same | Ahmad Asafi, Stefan Plewnia, Rüdiger Freitag, Michael Niederer, Müge Pilavtepe-Christ | 2024-09-10 |
| 11964539 | Control device | Kurt Walz | 2024-04-23 |
| 11856658 | Electric heating device | Michael Niederer, Stefan Plewnia, Ahmad Asafi | 2023-12-26 |
| 11676745 | PTC heating element and an electric heating device | Jan-Michael Feustel, Florian Bitto-Golon, Ahmad Asafi, Stefan Plewnia, Michael Niederer +1 more | 2023-06-13 |
| 6585291 | Side gas bag | Jochen Gunst | 2003-07-01 |