Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8815021 | Optimized passivation on Ti/Zr-basis for metal surfaces | Jan-Willem Brouwer, Jens Kroemer, Sophie Cornen, Michael Frank, Franz-Adolf Czika | 2014-08-26 |
| 8679586 | Successive corrosion-protecting pre-treatment of metal surfaces in a multiple-step process | Franz-Adolf Czika, Sophie Cornen, Jens Kroemer, Michael Frank, Jan-Willem Brouwer | 2014-03-25 |
| 8557096 | Multistage method for treating metal surfaces prior to dip painting | Andreas Schmidt, Franz-Adolf Czika, Sophie Cornen | 2013-10-15 |