Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7853393 | Method and device for operating an internal combustion engine | Hong Zhang | 2010-12-14 |
| 7367223 | Method and device for assessing the quality of a fuel, in particular a diesel or petrol fuel | Hong Zhang | 2008-05-06 |