Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6659727 | Control method for a dual mode compressor drive system | George M. Claypole, Lawrence P. Ziehr, Mark D. Nemesh, Michael J. Miller | 2003-12-09 |
| 6598671 | Hybrid heating system and method for vehicles | Xin Zeng | 2003-07-29 |