Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11602816 | Method for cutting refractory metals | Friedhold Scholz, Egbert Stiedl, Bernd Spaniol, Werner Feuring | 2023-03-14 |
| 9533890 | Process for producing and processing a paste-like SiO2 composition, and the use thereof | Jurgen Weber, Gerrit Scheich, Waltraud Werdecker, Christian Schenk, Joachim Peekhaus +2 more | 2017-01-03 |
| 8209998 | SiO2 slurry for the production of quartz glass as well as the application of the slurry | Waltraud Werdecker, Juergen Weber | 2012-07-03 |
| 8158542 | SiO2 slurry for the production of quartz glass as well as the application of the slurry | Waltraud Werdecker, Juergen Weber | 2012-04-17 |