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Patent applications and USPTO patent grants for Darch; David Andrew Timothy.The latest application filed is for "activation mechanism for a reserve battery cell".
Patent | Date |
---|---|
Activation mechanism for a reserve battery cell Grant 9,647,276 - Degruson , et al. May 9, 2 | 2017-05-09 |
Contoured battery case based on cell shapes Grant 9,190,642 - Darch , et al. November 17, 2 | 2015-11-17 |
Activation Mechanism For A Reserve Battery Cell App 20140023904 - DEGRUSON; James Anthony ;   et al. | 2014-01-23 |
Activation mechanism for a reserve battery cell Grant 8,603,658 - DeGruson , et al. December 10, 2 | 2013-12-10 |
Contoured Battery Case Based On Cell Shapes App 20130323558 - DARCH; David Andrew Timothy ;   et al. | 2013-12-05 |
Activation Mechanism For A Reserve Battery Cell App 20110253254 - DeGruson; James Anthony ;   et al. | 2011-10-20 |
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