Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12234561 | Method for the cleaning and/or anti-corrosion pretreatment of a plurality of components comprising zinc-coated (ZM) steel | Ralf Posner, Christian Kolt, Silvia Schmidt | 2025-02-25 |
| 12203172 | Aqueous dispersion for activating a metal surface and method for the phosphating thereof | Christina Angenendt, Jan-Willern Brouwer, Hendrik Bussmann, Franz-Adolf Czika, Ralf Posner +1 more | 2025-01-21 |