Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8381658 | Hydrogen fuel cell hybrid locomotives and methods of operating the same | Arnold Miller, Kris S. Hess, Timothy L. Erickson | 2013-02-26 |
| 8171860 | Cooling systems for hydrogen hybrid locomotives and hydrogen hybrid locomotives using the same | Arnold Miller, Kris S. Hess, Timothy L. Erickson | 2012-05-08 |
| 8117969 | Hydrogen fuel cell hybrid locomotives | Arnold Miller, Kris S. Hess, Timothy L. Erickson | 2012-02-21 |
| 8006627 | Cooling systems for hydrogen hybrid locomotives and hydrogen hybrid locomotives using the same | Arnold Miller, Kris S. Hess, Timothy L. Erickson | 2011-08-30 |
| 7971538 | Power management systems for hydrogen hybrid locomotives and hydrogen hybrid locomotives using the same | Arnold Miller, Kris S. Hess, Timothy L. Erickson | 2011-07-05 |
| 7966945 | Isolation and support structures for hydrogen hybrid locomotives and hydrogen hybrid locomotives using the same | Arnold Miller, Kris S. Hess, Timothy L. Erickson | 2011-06-28 |
| 6289889 | Self-heating flexible package | William Bell | 2001-09-18 |
| 6248257 | Portable heat source | William Bell, Robert James Copeland, Jianhan Yu | 2001-06-19 |