Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6637196 | Device and method for denoxing exhaust gas from an internal combustion engine | — | 2003-10-28 |
| 6422005 | Process and apparatus for the catalytic elimination of a pollutant from the exhaust gas from a combustion installation | Winfried Dolling, Reinhard Latsch, Wieland Mathes, Ronald Neufert, Dietmar Weisensel +2 more | 2002-07-23 |
| 6372135 | Filter for holding and raising ground water | Hans-Peter Kohlstadt, Klaus Marten, Lothar Thiele, Werner Fahle, Annebärbel Tost +2 more | 2002-04-16 |
| 6192676 | Device for reducing the NOx content in the exhaust gas of an internal combustion engine | Jurgen Zurbig, Reinhard Latsch, Winfried Dolling | 2001-02-27 |
| 6192677 | Apparatus and method for the after-treatment of exhaust gases from an internal combustion engine operating with excess air | — | 2001-02-27 |
| 6173568 | Method and device for operating an internal combustion engine operating with an excess of air | Jurgen Zurbig, Winfried Dolling, Reinhard Latsch | 2001-01-16 |
| 5974789 | Method and device for decomposing nitrogen oxides in the exhaust gas of an internal combustion engine | Wieland Mathes, Lothar Hofmann, Detlev Schöppe, Erwin Achleitner | 1999-11-02 |