Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12065754 | Method for passivating the surface of a tinplate and electrolysis system for carrying out the method | Birgit Bergholz, Gerhard Menzel | 2024-08-20 |
| 11401621 | Method of producing a metal strip coated with a coating of chromium and chromium oxide using an electrolyte solution with a trivalent chromium compound and electrolysis system for implementing the method | Andrea Marmann, Sebastian Hartung | 2022-08-02 |
| 11396713 | Method for the production of a metal strip coated with a coating of chromium and chromium oxide using an electrolyte solution with a trivalent chromium compound | Andrea Marmann | 2022-07-26 |
| 11274373 | Method for the production of a metal strip coated with a coating of chromium and chromium oxide using an electrolyte solution with a trivalent chromium compound | Andrea Marmann, Rainer Görtz, Thomas Lenz | 2022-03-15 |