Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6467469 | EGR valve position control system | Chang Yang, Robert S. Henrich, Yue Wang, John M. Janssen, Ray C. Hatton | 2002-10-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6467469 | EGR valve position control system | Chang Yang, Robert S. Henrich, Yue Wang, John M. Janssen, Ray C. Hatton | 2002-10-22 |