Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8158296 | Circulation check for fuel cell coolant | Martin Hoch, Eric L. Thompson, James S. Siepierski | 2012-04-17 |
| 7906244 | Homogenous thermal coolant cycling in fuel cell stack | Aaron Rogahn | 2011-03-15 |
| 7781113 | Circulation check for fuel cell coolant | Martin Hoch, Eric L. Thompson, James S. Siepierski | 2010-08-24 |
| 6435792 | Tacking strip sleeve | Timothy Lee Farris | 2002-08-20 |