Inventor · disambiguated record
David Perkins
Also filed as: PERKINS DAVID · PERKINS DAVID P
4 granted patents·1 pending application·54 citations·filing 1975–2013
72Inventor score
Files withHALLIBURTON ENERGY SERVICES INC1PLESSEY HANDEL INVESTMENT AG1R B RADLEY & COMPANY LTD1USA BASEBALL1
Top patents by PatentIndex Score
5 records- 0170US3964156AElectrical solid-state devicesPLESSEY HANDEL INVESTMENT AG·Filed 1975·Granted Jun 22, 1976·34 cites·2 claims
- 0264US7926812B2Collector-targeted, memorabilia-bearing trading card set with borderless edge portionsUSA BASEBALL·Filed 2007·Granted Apr 19, 2011·1 cites·14 claims
- 0348US6152300ATool storage device for line installation workersFiled 1999·Granted Nov 28, 2000·19 cites·2 claims
- 0443US2015253231A1Method and apparatus for improving temperature measurement in a density sensorHALLIBURTON ENERGY SERVICES INC·Filed 2012·Application pending·0 cites
- 0532US10704837B2Laboratory condensers with passive heat exchangeR B RADLEY & COMPANY LTD·Filed 2013·Granted Jul 7, 2020·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →