Inventor · disambiguated record
David Bartholomew
Also filed as: BARTHOLOMEW DAVID · BARTHOLOMEW DAVID A
3 granted patents·4 pending applications·28 citations·filing 1991–2022
66Inventor score
Top patents by PatentIndex Score
7 records- 0170US8109329B2Split-coil, redundant annular coupler for wired downhole telemetryBRAY JEFF·Filed 2009·Granted Feb 7, 2012·16 cites·36 claims
- 0261US2023090963A1Fluid end of life sensorsBATTELLE MEMORIAL INSTITUTE·Filed 2022·Application pending·0 cites
- 0360US2020240826A1Fluid end of life sensorsBATTELLE MEMORIAL INSTITUTE·Filed 2019·Application pending·0 cites
- 0457USD344952SChannel changerBARTHOLOMEW DAVID A·Filed 1991·Granted Mar 8, 1994·12 cites·1 claims
- 0548US2020237948A1Air freshener dispenserBATTELLE MEMORIAL INSTITUTE·Filed 2020·Application pending·0 cites
- 0644US2023048962A1Fluid flow control devices and systems, and methods of flowing fluidsFLOWSERVE MAN CO·Filed 2021·Application pending·0 cites
- 0730US8574482B2Cold casting method and apparatusBARTHOLOMEW DAVID A·Filed 2010·Granted Nov 5, 2013·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →