Inventor · disambiguated record
Duncan Yiu Lung Wong
Also filed as: WONG DUNCAN YIU LUNG
16 granted patents·2 pending applications·89 citations·filing 2007–2016
91Inventor score
Top patents by PatentIndex Score
18 records- 0181US9132542B2Power toolLAU JAMES CHING SIK·Filed 2009·Granted Sep 15, 2015·13 cites·10 claims
- 0276US8294328B2Brush gear of a motorLAU JAMES CHING SIK·Filed 2009·Granted Oct 23, 2012·8 cites·9 claims
- 0375USD579869SElectric motorJOHNSON ELECTRIC SA·Filed 2007·Granted Nov 4, 2008·24 cites·1 claims
- 0467USD716227SElectric motorJOHNSON ELECTRIC SA·Filed 2013·Granted Oct 28, 2014·15 cites·1 claims
- 0563US8492953B2LaminationLAU JAMES CHING SIK·Filed 2007·Granted Jul 23, 2013·4 cites·12 claims
- 0663US8049391B2Electric motorJOHNSON ELECTRIC SA·Filed 2009·Granted Nov 1, 2011·8 cites·13 claims
- 0758US9337703B2Thrust bearing assemblyLAU JAMES CHING SIK·Filed 2012·Granted May 10, 2016·1 cites·20 claims
- 0858USD722560SElectric motorJOHNSON ELECTRIC SA·Filed 2013·Granted Feb 17, 2015·9 cites·1 claims
- 0954US9543798B2Electric motorJOHNSON ELECTRIC SA·Filed 2014·Granted Jan 10, 2017·0 cites·19 claims
- 1051US10693351B2Motor driving assemblyJOHNSON ELECTRIC SA·Filed 2016·Granted Jun 23, 2020·0 cites·7 claims
- 1150US2010071920A1Power toolLAU JAMES CHING SIK·Filed 2009·Application pending·0 cites
- 1248US9130438B2Permanent magnet motorLAU JAMES CHING SIK·Filed 2012·Granted Sep 8, 2015·0 cites·18 claims
- 1348US9130442B2Permanent magnet motorLAU JAMES CHING SIK·Filed 2012·Granted Sep 8, 2015·0 cites·19 claims
- 1446USD716226SElectric motorJOHNSON ELECTRIC SA·Filed 2013·Granted Oct 28, 2014·6 cites·1 claims
- 1545US8648515B2Brush design for electric motor having commutatorLAU JAMES CHING SIK·Filed 2010·Granted Feb 11, 2014·1 cites·7 claims
- 1641US9502849B2CommutatorCHEUNG CHUN KIT·Filed 2012·Granted Nov 22, 2016·0 cites·20 claims
- 1739US2010176678A1Electric motorLAU JAMES CHING SIK·Filed 2010·Application pending·0 cites
- 1835US9148038B2Fuel pump motorCHUNG CHUN YICK·Filed 2012·Granted Sep 29, 2015·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →