Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9216501 | Electro-hydraulic pressing device | — | 2015-12-22 |
| 8557171 | Method for producing doped quartz glass | Andreas Langner, Thomas Kayser, Gerhard Schoetz, Mario Such, Johannes Kirchhof +1 more | 2013-10-15 |
| 6959022 | Multi-clad optical fiber lasers and their manufacture | Thomas Sandrock, Sonja Unger, Alexander Harschack | 2005-10-25 |
| 5864645 | Double-core light-conducting fiber, process for producing the same, double-core fiber laser, and double-core fiber amplifier | Holger Zellmer, Joern Bonse, Sonja Unger | 1999-01-26 |