Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11486044 | Method for zinc phosphating metal components in series so as to form layers | Jan-Willem Brouwer, Frank-Oliver Pilarek, Fernando Jose Resano Artalejo, Jens Kroemer, Thibault Leseur +1 more | 2022-11-01 |
| 11479865 | Method for zinc phosphating metal components in series in a sludge-free manner so as to form layers | Jan-Willem Brouwer, Frank-Oliver Pilarek, Fernando Jose Resano Artalejo, Jens Kroemer, Marc Balzer | 2022-10-25 |
| 9550208 | Method for selectively phosphating a composite metal construction | Jan-Willem Brouwer, Frank-Oliver Pilarek, Marc Balzer, Roland Popp | 2017-01-24 |
| 8956468 | Zr-/Ti-containing phosphating solution for passivation of metal composite surfaces | Jan-Willem Brouwer, Jens Krömer, Stephan Winkels, Frank-Oliver Pilarek, Marc Balzer | 2015-02-17 |
| 8801871 | Zr-/Ti-containing phosphating solution for passivation of metal composite surfaces | Jan-Willem Brouwer, Jens Krömer, Stephan Winkels, Frank-Oliver Pilarek, Marc Balzer | 2014-08-12 |
| 8329013 | Optimized electrocoating of assembled and partly prephosphated components | Jan-Willem Brouwer, Frank-Oliver Pilarek, Marc Balzer, Jens Kroemer, Roland Popp | 2012-12-11 |
| 6720032 | Pretreatment before painting of composite metal structures containing aluminum portions | Peter Kuhm, Michael L. Sienkowski, Gerald J. Cormier, Jurgen Geke, Volkhard Enke +2 more | 2004-04-13 |
| 6197126 | Nickel-free phosphating process | Wolf-Achim Roland, Karl-Heinz Gottwald, Jan-Willem Brouwer | 2001-03-06 |
| 6171409 | Process for the chemical treatment of metal surfaces and installation suitable therefor | Berhard Kotschy, Peter Kuhm | 2001-01-09 |
| 4639319 | Electrolyte stabilization of latices | Lutz Schellenberg, Bashir M. Ahmed | 1987-01-27 |
| 4636264 | Autodeposition post-bath rinse process | Lutz Schellenberg, Ronald W. Broadbent | 1987-01-13 |