Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11757210 | Stud/nut ground apparatus with a tin-zinc coating | Ralf Pimper, Robert Volnhals, Frank Benner | 2023-09-12 |
| 10471548 | Method of welding a weld stud to a workpiece and of checking the strength of the welded joint | Joachim Schneider, Hans-Gerd Kortmann | 2019-11-12 |
| 8641342 | Stud for stud welding | Joachim Schneider, Hans-Gerhard Kortmann | 2014-02-04 |
| 7879157 | Method for pretreating the surfaces of weld parts of aluminum or alloys thereof and corresponding weld parts | — | 2011-02-01 |