Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9737952 | Joining method and joining appliance | Michael Giesel, Uwe Hett, Markus Isenberg, Udo Schulz, Rolf Graf | 2017-08-22 |
| 7166815 | Short-time arc welding system and method | — | 2007-01-23 |
| 6762392 | Lift-and-strike welding process with cleaning stage | Michael Krengel, Haymo GOTTWALS, Klaus Schmidt, Wolfgang Schmidt | 2004-07-13 |