Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6820461 | Method for determining NOx mass flow from characteristics map data with a variable air inlet and engine temperature | Klaus Winkler | 2004-11-23 |
| 4307061 | Self-recovering soot detector, particularly to monitor carbon content in diesel engine exhaust gases | — | 1981-12-22 |