Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12220775 | Stud welding process and stud welding device for welding a stud to a workpiece | Philipp DÖRNER | 2025-02-11 |
| 11850689 | Welding device | Stefan Wolfsgruber, Philip Dörner, Uwe POPP, Klaus Bertsch | 2023-12-26 |
| 10688584 | Portable welding arrangement and method for operating a portable welding arrangement, said arrangement comprising a storage battery controlled in accordance with the operating mode of welding apparatus | Alexander Speigner, Juergen Binder | 2020-06-23 |
| 9919376 | Method for controlling a battery-powered welding device, and battery-powered welding device | Alexander Speigner | 2018-03-20 |