Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9412483 | Composite wire and contact element | Mathias Fiolka | 2016-08-09 |
| 8957293 | Musical instrument string and process for the production thereof | Ingo Jolk, Mathias Fiolka, Jörg Liedemann | 2015-02-17 |