Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10227686 | Pretreating zinc surfaces prior to a passivating process | Andreas Arnold, Marcel Roth, Uta Sundermeier | 2019-03-12 |
| 10106689 | Metal pretreatment compositions comprising silanes and organophosporus acids | Juergen Stodt, Uta Sundermeier, Qi Zhang, Junjun Wan | 2018-10-23 |
| 10053583 | Metal pretreatment with acidic aqueous compositions comprising silanes | Jurgen Stodt, Uta Sundermeier, Qi Zhang, Junjun Wan | 2018-08-21 |
| 10011915 | Multistage pretreatment of tinplate prior to the coating thereof with lacquer | Uta Sundermeier, Marcel Roth, Jurgen Stodt | 2018-07-03 |
| 9909227 | Pretreatment of tinplate prior to the coating thereof with lacquer | Uta Sundermeier, Marcel Roth, Jurgen Stodt | 2018-03-06 |
| 9777165 | Passivating alkaline composition on the basis of water glass | Juergen Stodt, Marcel Roth | 2017-10-03 |
| 9309602 | Electrolytic iron metallizing of zinc surfaces | Marcel Roth, Jurgen Stodt, Andreas Arnold | 2016-04-12 |
| 8293334 | Preliminary metallizing treatment of zinc surfaces | Karsten Hackbarth, Wolfgang Lorenz, Eva Wilke, Marcel Roth, Reiner Wark +4 more | 2012-10-23 |