DD

David Andrew Timothy Darch

ET Eaglepicher Technologies: 3 patents #20 of 111Top 20%
Overall (All Time): #1,492,728 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9647276 Activation mechanism for a reserve battery cell James Anthony DeGruson, Michael Parrot, Greg Miller, Michael Scott Reeves, William Studyvin 2017-05-09
9190642 Contoured battery case based on cell shapes Wayne White, Mario Destephen, David Scott Heckmaster, Eivind Listerud 2015-11-17
8603658 Activation mechanism for a reserve battery cell James Anthony DeGruson, Michael Parrot, Greg Miller, Michael Scott Reeves, William Studyvin 2013-12-10