Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9772273 | Method and device for monitoring a humidity sensor in a combustion engine, using oxygen measurement of other sensors in the engine, such as NOx, lambda and/or oxygen sensors | Werner Zaehner | 2017-09-26 |
| 9341593 | Control method and device for oxygen pump cells of sensors in internal combustion engines or exhaust gas after treatment systems of such engines | — | 2016-05-17 |
| 9267452 | Method and apparatus for measuring and controlling the EGR rate in a combustion engine | — | 2016-02-23 |
| 8915063 | Method and device for estimating NOx emissions in combustion engines | — | 2014-12-23 |