Inventor · disambiguated record
David Hutchinson
Also filed as: HUTCHINSON DAVID · HUTCHINSON DAVID L
4 granted patents·38 citations·filing 1992–2016
72Inventor score
Files withKULTGEN MICHAEL ALFRED1ROLLS ROYCE PLC1TVEITEN MAGNAR1WELLBORE FISHING & RENTAL TOOLS LLC1
Top patents by PatentIndex Score
4 records- 0168US10161209B1Oilfield downhole/wellbore section millWELLBORE FISHING & RENTAL TOOLS LLC·Filed 2016·Granted Dec 25, 2018·3 cites·36 claims
- 0266US9182428B2Switched capacitance voltage differential sensing circuit with near infinite input impedanceKULTGEN MICHAEL ALFRED·Filed 2012·Granted Nov 10, 2015·3 cites·21 claims
- 0350US5407320ATurbine cowling having cooling air gapROLLS ROYCE PLC·Filed 1992·Granted Apr 18, 1995·31 cites·4 claims
- 0440US8136601B2Power lift generatorTVEITEN MAGNAR·Filed 2008·Granted Mar 20, 2012·1 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →