Inventor · disambiguated record
David J. Keyes
Also filed as: KEYES DAVID · KEYES DAVID J · KEYES DAVID JOHN
11 granted patents·1 pending application·90 citations·filing 2008–2016
89Inventor score
Files withGM GLOBAL TECH OPERATIONS INC3NEUMANN PETER M3ACTUANT CORP1JOHNSON & SON INC S C1PETERSON CHRISTOPHER L1
Top patents by PatentIndex Score
12 records- 0189US7862943B2Method and apparatus for starting a fuel cell engine in a vehicle equipped with an ultracapacitorGM GLOBAL TECH OPERATIONS INC·Filed 2008·Granted Jan 4, 2011·15 cites·17 claims
- 0276USD696188SPortable battery chargerACTUANT CORP·Filed 2012·Granted Dec 24, 2013·25 cites·1 claims
- 0375USD686864SContainerPOUL GREG D·Filed 2011·Granted Jul 30, 2013·30 cites·1 claims
- 0456US8154242B2Method of fully charging an electrical energy storage device using a lower voltage fuel cell systemWHITEHOUSE KRISTIAN M·Filed 2008·Granted Apr 10, 2012·1 cites·20 claims
- 0553US9263754B2Integrated environmentally protective barrier with light blocking and light transmitting features to optically communicate between two electronic devices operating in different environmentsGM GLOBAL TECH OPERATIONS INC·Filed 2012·Granted Feb 16, 2016·0 cites·23 claims
- 0652USD679953SSyrup dispenserPETERSON CHRISTOPHER L·Filed 2012·Granted Apr 16, 2013·9 cites·1 claims
- 0751US2010040931A1Integration of electronics and electrical distribution inside a fuel cell stackGM GLOBAL TECH OPERATIONS INC·Filed 2008·Application pending·0 cites
- 0840US9936822B2Garnish dispenserTABLECRAFT PRODUCTS COMPANY INC·Filed 2016·Granted Apr 10, 2018·0 cites·3 claims
- 0940USD743256SClosureJOHNSON & SON INC S C·Filed 2014·Granted Nov 17, 2015·3 cites·1 claims
- 1038USD680868SClosureNEUMANN PETER M·Filed 2012·Granted Apr 30, 2013·3 cites·1 claims
- 1135USD712252SClosureNEUMANN PETER M·Filed 2012·Granted Sep 2, 2014·2 cites·1 claims
- 1235USD684861SClosureNEUMANN PETER M·Filed 2013·Granted Jun 25, 2013·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →