Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8484997 | Method for producing a cylinder of quartz glass using a holding device and appropriate holding device for performing the method | Frank Hoff, Udo Peper, Sven Schmidt, Steffen Zwarg, Hans-Georg Fritsche | 2013-07-16 |