Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12311395 | Method for preserving cavities, mixing nozzle unit and cavity-preserving device having a mixing nozzle unit of this type | Fredy Doll | 2025-05-27 |
| 10870124 | Method and system for covering inner walls of a cavity with a protective layer made of anti-corrosion wax or anti-corrosion agent | Fredy Doll, Bernhard Woll | 2020-12-22 |
| 9138766 | Nozzle for applying a coating agent | Stefan Ströhlein | 2015-09-22 |