Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9592533 | Process for tin coating a metallic substrate, process for hardening a tin layer and wire having a tin coating | Ingo Jolk, Gerhard Buerstner, Joerg Liedemann | 2017-03-14 |
| 9412483 | Composite wire and contact element | Gerhard Bürstner | 2016-08-09 |
| 8957293 | Musical instrument string and process for the production thereof | Ingo Jolk, Gerhard Bürstner, Jörg Liedemann | 2015-02-17 |