Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10865679 | Method for operating an exhaust after-treatment system comprising an SCR-catalyst | Jörg Remele, Jens Niemeyer | 2020-12-15 |
| 10612437 | Method for mobilising ash in an exhaust-gas particle filter | Raphael-David Leopold, Hilmar Wolman, Günter Zitzler, Alexander Schneider, Tim Späder +8 more | 2020-04-07 |
| 10287960 | Method for detecting the aging of a heterogeneous catalytic converter, exhaust after-treatment system for an internal combustion engine, and internal combustion engine | Klaus Wehler | 2019-05-14 |
| 9664081 | Assembly and method for introducing a reducing agent into the exhaust pipe of an exhaust system of an internal combustion engine | Rolf Kaiser, Erich Forster | 2017-05-30 |
| 9657624 | Assembly and method for introducing a reducing agent into the exhaust pipe of an exhaust system of an internal combustion engine | Rolf Kaiser, Erich Forster | 2017-05-23 |
| 9617890 | Assembly and method for introducing a reducing agent into the exhaust pipe of an exhaust system of an internal combustion engine | Rolf Kaiser, Erich Forster | 2017-04-11 |
| 8898162 | Methods, systems, and computer program products for providing customized content over a network | Mathew R. Ganis, Kapil Gupta, David Leip, Santiago M. Rozas | 2014-11-25 |
| 8607555 | Mixing element and an exhaust system for an internal combustion engine | Rolf Kaiser, Florian Stadler | 2013-12-17 |
| 8375708 | Static mixing element and method of producing a static mixing element | Erich Forster, Rolf Kaiser, Klaus Regenold | 2013-02-19 |
| 6878359 | Process and device for the selective catalytic reduction of nitrogen oxides in an oxygen-containing gaseous medium | Wieland Mathes, Raimund Müller, Petra Anette Rusch, Ralf Sigling | 2005-04-12 |
| 6471927 | Process for converting urea into ammonia | Lothar Hofmann | 2002-10-29 |
| 6442933 | Device for catalytic exhaust gas purification | — | 2002-09-03 |