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Patent applications and USPTO patent grants for Erickson; Timothy L..The latest application filed is for "hydrogen fuel cell hybrid locomotives and methods of operating the same".
Patent | Date |
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Hydrogen fuel cell hybrid locomotives and methods of operating the same Grant 8,381,658 - Miller , et al. February 26, 2 | 2013-02-26 |
Cooling systems for hydrogen hybrid locomotives and hydrogen hybrid locomotives using the same Grant 8,171,860 - Miller , et al. May 8, 2 | 2012-05-08 |
Hydrogen fuel cell hybrid locomotives Grant 8,117,969 - Miller , et al. February 21, 2 | 2012-02-21 |
Cooling systems for hydrogen hybrid locomotives and hydrogen hybrid locomotives using the same Grant 8,006,627 - Miller , et al. August 30, 2 | 2011-08-30 |
Power management systems for hydrogen hybrid locomotives and hydrogen hybrid locomotives using the same Grant 7,971,538 - Miller , et al. July 5, 2 | 2011-07-05 |
Isolation and support structures for hydrogen hybrid locomotives and hydrogen hybrid locomotives using the same Grant 7,966,945 - Miller , et al. June 28, 2 | 2011-06-28 |
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