Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6715317 | Process and apparatus for the production of a cylindrical component of glass | Karsten Bräuer, Helmut Friedrich, Heinz Fabian | 2004-04-06 |
| 6516636 | Method for producing a tube made of quartz glass using low internal pressure and control of diameters | Oliver Ganz, Harald Hain, Thomas Bogdahn, Oliver Humbach | 2003-02-11 |