Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12209603 | Fastening element with particle coating | Mareike Frensemeier, Jens Kondratiuk | 2025-01-28 |
| 11852176 | Expansion anchor with additional expansion element | Karl Haeussler, Hideki Shimahara, Mareike Frensemeier, Yijun Li, Wentao Yan | 2023-12-26 |
| 11767870 | Expansion anchor with different expansion angles | Karl Haeussler, Hideki Shimahara, Mareike Frensemeier, Yijun Li, Wentao Yan | 2023-09-26 |
| 10962038 | Expansion dowel having a zinc alloy coating | Tanja Steinberg, Jens Kondratiuk | 2021-03-30 |