Issued Patents All Time
Showing 51–65 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8402943 | Method for controlling spark for particulate filter regenerating | Helmut Hans Ruhland, Moritz Klaus Springer, Georg Louven | 2013-03-26 |
| 8387370 | System for regenerating a particulate filter and controlling EGR | Michiel J. Van Nieuwstadt, Helmut Hans Ruhland, Moritz Klaus Springer, Georg Louven, Jan Harmsen | 2013-03-05 |
| 8359840 | Method for adjusting boost pressure while regenerating a particulate filter for a direct injection engine | Michiel J. Van Nieuwstadt, Helmut Hans Ruhland, Moritz Klaus Springer, Georg Louven, Jan Harmsen | 2013-01-29 |
| 8359839 | System and method for regenerating a particulate filter for a direct injection engine | Michiel J. Van Nieuwstadt, Helmut Hans Ruhland, Moritz Klaus Springer, Georg Louven, Jan Harmsen | 2013-01-29 |
| 8341947 | System and method for regenerating a particulate filter | Jeffrey Scott Hepburn, David Karl Bidner, Helmut Hans Ruhland, Moritz Klaus Springer, Georg Louven +5 more | 2013-01-01 |
| 8336300 | System and method for regenerating a particulate filter accompanied by a catalyst | Jeffrey Scott Hepburn, Helmut Hans Ruhland, Moritz Klaus Springer, Georg Louven | 2012-12-25 |
| 8297019 | Mounting bracket for wall insulation | — | 2012-10-30 |
| 8275484 | Stepper motor gas valve and method of control | David L. Perry | 2012-09-25 |
| 8196568 | Cold start gas component retention system in EGR circuit with recirculated gas control | Moritz Klaus Springer, Helmut Hans Ruhland | 2012-06-12 |
| 8156923 | Method and system for pre-ignition control | Helmut Hans Ruhland, Moritz Klaus Springer, Georg Louven | 2012-04-17 |
| 8145408 | Procedure for checking the functionality of a metering valve of a NOx-reduction system of a combustion engine | Niclas Karlsson, Martin Czasch, Lars Wonnemann | 2012-03-27 |
| 8136505 | Method for controlling spark for particulate filter regenerating | Helmut Hans Ruhland, Moritz Klaus Springer, Georg Louven | 2012-03-20 |
| 7821218 | Universal apparatus and method for configurably controlling a heating or cooling system | William P. Butler, Edward B. Evans, Carl J. Mueller, Steven L. Carey, G. Scott Vogel | 2010-10-26 |
| 7731096 | Controller for two-stage heat source usable with single and two stage thermostats | David L. Perry | 2010-06-08 |
| 5741702 | System for processing gases containing carbon dioxide | — | 1998-04-21 |