Inventor · disambiguated record
Daniel R. Hart
Also filed as: HART DANIEL · HART DANIEL R · HART DANIEL RYAN
15 granted patents·4 pending applications·282 citations·filing 1991–2024
92Inventor score
Top patents by PatentIndex Score
19 records- 0193US8356671B2Tool with multi-size ball seat having segmented arcuate ball support memberBAKER HUGHES INC·Filed 2010·Granted Jan 22, 2013·24 cites·20 claims
- 0289US6408946B1Multi-use tubing disconnectBAKER HUGHES INC·Filed 2000·Granted Jun 25, 2002·144 cites·25 claims
- 0387US9045966B2Multi-cycle ball activated circulation tool with flow blocking capabilityBAKER HUGHES INC·Filed 2012·Granted Jun 2, 2015·11 cites·18 claims
- 0483US7178609B2Window mill and drill bitBAKER HUGHES INC·Filed 2004·Granted Feb 20, 2007·67 cites·4 claims
- 0581US10267111B2Multi-tool bottom hole assembly with selective tool operation featureBAKER HUGHES A GE CO LLC·Filed 2016·Granted Apr 23, 2019·4 cites·5 claims
- 0671US10309178B2Mills with shearable cutting members for milling casings in wellboresHART DANIEL R·Filed 2015·Granted Jun 4, 2019·2 cites·13 claims
- 0767US2025034341A1Methods for incorporating dynamic bonds into existing polymersUNIV NORTHWESTERN·Filed 2024·Application pending·0 cites
- 0863US7905279B2Combination whipstock and seal bore diverter systemBAKER HUGHES INC·Filed 2008·Granted Mar 15, 2011·9 cites·23 claims
- 0962US9303475B2Tool with multisize segmented ring seatHART DANIEL R·Filed 2012·Granted Apr 5, 2016·2 cites·14 claims
- 1057US9145734B2Casing manipulation assembly with hydraulic torque locking mechanismBAKER HUGHES INC·Filed 2012·Granted Sep 29, 2015·1 cites·13 claims
- 1156US10724339B2Rotational pump and methodPONDER ANDREW·Filed 2018·Granted Jul 28, 2020·1 cites·16 claims
- 1254US7575049B2Exit window milling assembly with improved restraining forceBAKER HUGHES INC·Filed 2006·Granted Aug 18, 2009·4 cites·20 claims
- 1343US10450820B2Method and apparatus for swarf disposal in wellboresHART DANIEL R·Filed 2017·Granted Oct 22, 2019·0 cites·21 claims
- 1442US11512551B2Extrudable ball for multiple activationsALEXANDER DAVID·Filed 2020·Granted Nov 29, 2022·0 cites·3 claims
- 1539US5217077AResettable packerBAKER HUGHES INC·Filed 1991·Granted Jun 8, 1993·13 cites·18 claims
- 1633US2005109546A1Flat and bevel chipbreaker insertBAKER HUGHES INC·Filed 2004·Application pending·0 cites
- 1733US2011174477A1Full Gauge Milling Bottom Hole Assembly with Optimal Contact Force and Build Rate CapabilityBAKER HUGHES INC·Filed 2011·Application pending·0 cites
- 1832US2003010533A1Mono-bore retrievable whipstockFiled 2001·Application pending·0 cites
- 1931US7231979B2Short radius whipstock systemBAKER HUGHES INC·Filed 2004·Granted Jun 19, 2007·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →