Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10099319 | Device for connecting the ends of pipes made of steel by means of an orbital welding process | Hans-Jürgen Kocks, Jörn Winkels, Steffen Keitel, Sebastian Rude | 2018-10-16 |
| 8373083 | Method for connecting thick-walled metal workpieces by welding | Steffen Keitel, Wolfgang Scheller, Markus Liedtke, Christian Caesar | 2013-02-12 |