Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9115018 | Drawing method for producing cylindrical components from quartz glass | Christian Neumann, Boris Gromann, Lothar Huefner | 2015-08-25 |
| 6152166 | Apparatus for dividing a gas stream into several partial gas streams | Klaus Ruppert | 2000-11-28 |