Inventor · disambiguated record
William N. O'Neill
Also filed as: O'NEILL WILLIAM · O'NEILL WILLIAM N · O'Neill William Norbert
19 granted patents·1 pending application·154 citations·filing 1993–2023
93Inventor score
Top patents by PatentIndex Score
20 records- 0193US10745885B2System for operating a circle drive gear of a machineCATERPILLAR INC·Filed 2017·Granted Aug 18, 2020·7 cites·18 claims
- 0290US6305162B1Method and apparatus for controlling the deadband of a fluid systemCATERPILLAR INC·Filed 1999·Granted Oct 23, 2001·46 cites·17 claims
- 0388US11428336B2Ball float vent valveCATERPILLAR INC·Filed 2020·Granted Aug 30, 2022·3 cites·20 claims
- 0484US10858806B2Modular manifold having at least two control modules for controlling operation of at least two hydraulic actuators of an earthmoving machineCATERPILLAR INC·Filed 2019·Granted Dec 8, 2020·5 cites·18 claims
- 0569US6202670B1Piezoelectric actuated poppet value to modulate pilot pressures and control main valve activationCATERPILLAR INC·Filed 2000·Granted Mar 20, 2001·11 cites·7 claims
- 0667US5360288ACleaner tooth for compacting machinesCATERPILLAR INC·Filed 1993·Granted Nov 1, 1994·32 cites·5 claims
- 0765US6131606AMoving check valve seat providing high pressure reliefCATERPILLAR INC·Filed 1999·Granted Oct 17, 2000·23 cites·20 claims
- 0864US12172711B2Fault detection for secondary steering systemCATERPILLAR INC·Filed 2021·Granted Dec 24, 2024·0 cites·22 claims
- 0964US11661723B1Variable system pressure based on implement positionCaterpillar Underground Mining Pty Ltd·Filed 2021·Granted May 30, 2023·0 cites·20 claims
- 1062US6170526B1Piezoelectric actuated poppet valve to modulate pilot pressures and control main valve activationCATERPILLAR INC·Filed 1999·Granted Jan 9, 2001·17 cites·14 claims
- 1161US6206341B1Piezoelectric actuated poppet valve to modulate pilot pressures and control main valve activationCATERPILLAR INC·Filed 2000·Granted Mar 27, 2001·7 cites·8 claims
- 1260US11680381B2Variable system pressure based on implement positionCaterpillar Underground Mining Pty Ltd·Filed 2021·Granted Jun 20, 2023·0 cites·9 claims
- 1359US8939733B2Hydraulic fan assembly for an engine ventilation systemMANN RYAN CHIAKI·Filed 2011·Granted Jan 27, 2015·3 cites·12 claims
- 1456US12286982B1Modular hydraulic manifoldCATERPILLAR INC·Filed 2023·Granted Apr 29, 2025·0 cites·20 claims
- 1549US2025189075A1Vehicle oil cooling circuitsCATERPILLAR INC·Filed 2023·Application pending·0 cites
- 1648US11654815B2Closed center hoist valve with snubbingCATERPILLAR INC·Filed 2021·Granted May 23, 2023·0 cites·16 claims
- 1748US11053958B2Regeneration valve for a hydraulic circuitCATERPILLAR INC·Filed 2019·Granted Jul 6, 2021·0 cites·20 claims
- 1841US9863120B2System and method for controlling a machine implementCATERPILLAR INC·Filed 2015·Granted Jan 9, 2018·0 cites·20 claims
- 1937US10267019B2Divided pump implement valve and systemCATERPILLAR INC·Filed 2015·Granted Apr 23, 2019·0 cites·12 claims
- 2036US10047502B2System and method for controlling a work implement of a machineCATERPILLAR INC·Filed 2015·Granted Aug 14, 2018·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →