Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11492285 | Preparation of quartz glass bodies from silicon dioxide granulate | Matthias Otter, Walter Lehmann, Michael Hünermann, Mirko Wittrin, Markus Wilde | 2022-11-08 |
| 11299417 | Preparation of a quartz glass body in a melting crucible of refractory metal | Matthias Otter, Walter Lehmann, Michael Hünermann, Nigel Whippey, Boris Gromann +1 more | 2022-04-12 |
| 11236002 | Preparation of an opaque quartz glass body | Matthias Otter, Michael Hünermann, Frank Wessely, Andreas Schreiber, Björn Roos +1 more | 2022-02-01 |