Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12264634 | Monitoring the ventilation of a crankcase of an internal combustion engine | Paul Rodatz, Michael Nienhoff, Fabian Fink | 2025-04-01 |
| 12188425 | Determining the size of a leak in a fuel tank system | Hong Zhang | 2025-01-07 |
| 11986811 | Exhaust gas aftertreatment device | Holger Stock, Philipp Langenfeld, Peter Hirth, Erwin Achleitner, Florian Kleiner +1 more | 2024-05-21 |
| 11898507 | Method and control apparatus for operating a tank ventilation system of an internal combustion engine | Hong Zhang | 2024-02-13 |
| 11814997 | Method for operating an exhaust gas cleaning system arranged in the exhaust line of an internal combustion engine, and exhaust gas cleaning system | Erwin Achleitner, Tino Arlt, Florian Kleiner | 2023-11-14 |
| 11725602 | Method for ascertaining the nitrogen oxide fraction and/or ammonia fraction in the exhaust gas of an internal combustion engine | Paul Rodatz, Erwin Achleitner, Florian Kleiner | 2023-08-15 |
| 11578636 | Method for determining the oxygen load of a catalytic converter of an internal combustion engine, and exhaust system of an internal combustion engine | Paul Rodatz, Hong Zhang | 2023-02-14 |
| 11415036 | Apparatus and method for ascertaining a heating temperature of a heating element for an electrically heatable catalytic converter | Manfred Weigl | 2022-08-16 |
| 11377994 | Method for exhaust gas aftertreatment, and exhaust gas aftertreatment system | — | 2022-07-05 |
| 10941731 | Device for operating a tank ventilation system of an internal combustion engine | Gerhard Eser, Florian Kleiner, Erwin Achleitner | 2021-03-09 |
| 10584650 | Method for determining the composition of the fuel used and operating an internal combustion engine | Tobias Braun, Rainer List | 2020-03-10 |
| 10570831 | Method for determining the composition of the fuel used to operate an internal combustion engine | Tobias Braun, Rainer List | 2020-02-25 |
| 10508619 | Method and a control device for operating a tank venting system of an internal combustion engine | Erwin Achleitner, Roland Haufler, Manfred Weigl | 2019-12-17 |
| 9938910 | Modeling oil dilution using a multicomponent model | Jan-Richard Lenk, Paul Rodatz, Sebastian Viehoever | 2018-04-10 |
| 9778142 | Method for detecting fuel discharge from the oil | — | 2017-10-03 |
| 8600646 | Method for regulating an air/fuel ratio and method for recognizing a fuel quality | Paul Rodatz | 2013-12-03 |
| 8494753 | Method and device for operating an internal combustion engine | Frank Hacker | 2013-07-23 |
| 8387445 | Method and apparatus for determining the ethanol proportion of the fuel in a motor vehicle | Rainer List | 2013-03-05 |
| 8364377 | Method and device for determining the combustion lambda value of an internal combustion engine | Frank Hacker | 2013-01-29 |
| 8224553 | Method and device for operating an internal combustion engine | Markus Mantei, Jens Thude | 2012-07-17 |
| 8113174 | Method for determining the ethanol content of the fuel in a motor vehicle | Wolfgang Moser | 2012-02-14 |
| 7726117 | Method for controlling an internal combustion engine | — | 2010-06-01 |
| 6796293 | Method for starting an internal combustion engine and starter device for an internal combustion engine | Klaus Bayerle, Gregor Probst, Hong Zhang | 2004-09-28 |