Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9228088 | Composition for the alkaline passivation of zinc surfaces | Jan-Willem Brouwer, Jens Kroemer, William E. Fristad | 2016-01-05 |
| 6379474 | Phosphating method accelerated by N-oxides | Bernd Mayer, Peter Kuhm, Pietro Balboni, Markus Senner, Horst-Dieter Speckmann +2 more | 2002-04-30 |
| 5919318 | Iron phosphating using substituted monocarboxylic acids | Karl-Dieter Brands, Melita Krause, Bernd Mayer, Thomas Molz | 1999-07-06 |