Inventor · disambiguated record
Weishun Ni
Also filed as: NI WEISHUN · NI WEISHUN W · NI WEISHUN WILLIAM
14 granted patents·3 pending applications·32 citations·filing 2008–2024
88Inventor score
Top patents by PatentIndex Score
17 records- 0187US8944793B2Flow and pressure ripple reduction with advance dual gear and bearing face cutNI WEISHUN·Filed 2012·Granted Feb 3, 2015·6 cites·20 claims
- 0286US9068568B2Inlet cutbacks for high speed gear pumpHEITZ STEVEN A·Filed 2012·Granted Jun 30, 2015·5 cites·14 claims
- 0385US10260501B2Bearing structures for gear pumpsHAMILTON SUNDSTRAND CORP·Filed 2016·Granted Apr 16, 2019·2 cites·16 claims
- 0483US9057372B2Gear root geometry for increased carryover volumeWAKEFIELD DAVID L·Filed 2010·Granted Jun 16, 2015·6 cites·16 claims
- 0582US11662026B2Seal with surface indentsHAMILTON SUNDSTRAND CORP·Filed 2021·Granted May 30, 2023·1 cites·19 claims
- 0679US11713716B2Gear and bearing indents to induce fluid filmHAMILTON SUNDSTRAND CORP·Filed 2021·Granted Aug 1, 2023·1 cites·17 claims
- 0779US8137085B2Gear pump with slots in teeth to reduce cavitationNI WEISHUN·Filed 2008·Granted Mar 20, 2012·7 cites·14 claims
- 0870US12497995B2Microscopic surface texturing for shouldered shaft and bearing padsHAMILTON SUNDSTRAND CORP·Filed 2024·Granted Dec 16, 2025·0 cites·17 claims
- 0967US9677559B2Bearing face geometry for gear pumpNI WEISHUN·Filed 2011·Granted Jun 13, 2017·1 cites·23 claims
- 1065US11624360B2Gear pump with gear including etched surfacesHAMILTON SUNDSTRAND CORP·Filed 2020·Granted Apr 11, 2023·0 cites·14 claims
- 1160US8678747B2Brake mechanism for air turbine starterNI WEISHUN·Filed 2010·Granted Mar 25, 2014·2 cites·17 claims
- 1258US9776728B2Dual-stage gear pump with reduced pressure rippleHAMILTON SUNDSTRAND CORP·Filed 2014·Granted Oct 3, 2017·1 cites·16 claims
- 1351US10648518B2Synchronous engagement clutchHAMILTON SUNDSTRAND CORP·Filed 2018·Granted May 12, 2020·0 cites·18 claims
- 1444US2016090984A1Vane pumpsHAMILTON SUNDSTRAND CORP·Filed 2014·Application pending·0 cites
- 1543US10047606B2Vane pumpHAMILTON SUNDSTRAND CORP·Filed 2015·Granted Aug 14, 2018·0 cites·14 claims
- 1641US2022372941A1Variable displacement metering system with mode selectionHAMILTON SUNDSTRAND CORP·Filed 2021·Application pending·0 cites
- 1728US2012156077A1Cam liner profileDEXTER SARA·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →