Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12372111 | Screw for screwing into plastic | Michael Achenbach, Juergen Behle, Volker Dieckmann, Frank Dratschmidt, Jan Hackler +4 more | 2025-07-29 |
| 11754110 | Self-tapping screw | Michael Achenbach, Juergen Behle, Volker Dieckmann, Frank Dratschmidt, Jan Hackler +4 more | 2023-09-12 |
| 8043021 | Fastening element for a friction-welded joint | — | 2011-10-25 |
| 7021877 | Self-tapping screw | Dirk Runkel, Gerd Weigel | 2006-04-04 |
| 6722833 | Self-threading screw with straight load flank and angled rear flank profile | — | 2004-04-20 |
| 5882161 | Self-drilling and thread-forming screw having a flow-forming section | — | 1999-03-16 |