Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8053117 | FCPM freeze start heater | — | 2011-11-08 |
| 7972749 | Low voltage power tap on high voltage stack | Clark G. Hochgraf, Victor W. Logan, John Wheat, David B. Ouwerkerk | 2011-07-05 |