Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7337619 | Method and system for assessing a refrigerant charge level in a vehicle air conditioning system | Hsiao-An Hsieh, Francois Charette, Steven Lake, Harish Maruvada, Mike Calkins +1 more | 2008-03-04 |