Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831251 | Welding rod drive unit with main and auxiliary drives | Michael Brunner, Bernhard Mörtendorfer | 2004-12-14 |
| 6791062 | Method for positioning a welding torch in the center-line of the desired course of a weld seam | Michael Brunner | 2004-09-14 |
| 6710297 | Method of detecting a welding voltage | Michael Brunner | 2004-03-23 |