Inventor · disambiguated record
David Wu
Also filed as: WU DAVID · WU DAVID W · WU DAVID YANG LING
55 granted patents·4 pending applications·649 citations·filing 1997–2025
98Inventor score
Files withWU DAVID12SHARKNINJA OPERATING LLC11United parcel service america inc6KOLACANS MFG LLC2BKI HOLDING CORP1
Top patents by PatentIndex Score
59 records- 0195US7179200B1WheelchairWU DAVID·Filed 2005·Granted Feb 20, 2007·59 cites·4 claims
- 0289US6481518B1Motor drive mounting arrangement for golf cartFiled 2001·Granted Nov 19, 2002·52 cites·1 claims
- 0387US6695324B13-fold type folding collapsible golf cartFiled 2002·Granted Feb 24, 2004·45 cites·1 claims
- 0486US11839346B2Robotic cleaner with dual cleaning rollersSHARKNINJA OPERATING LLC·Filed 2021·Granted Dec 12, 2023·1 cites·17 claims
- 0583US11647881B2Cleaning apparatus with combing unit for removing debris from cleaning rollerSHARKNINJA OPERATING LLC·Filed 2017·Granted May 16, 2023·4 cites·24 claims
- 0683US2024341549A1Surface cleaning head with dual rotating agitatorsSHARKNINJA OPERATING LLC·Filed 2024·Application pending·0 cites
- 0782US2025344918A1Cleaning apparatus with combing unit for removing debris from cleaning rollerSHARKNINJA OPERATING LLC·Filed 2025·Application pending·0 cites
- 0880US12342979B2Robotic cleaner with dual cleaning rollersSHARKNINJA OPERATING LLC·Filed 2023·Granted Jul 1, 2025·0 cites·19 claims
- 0979USD481336SWalkerFiled 2002·Granted Oct 28, 2003·25 cites·1 claims
- 1078US12475427B2Computer applications that determine a parcel position errorUnited parcel service america inc·Filed 2023·Granted Nov 18, 2025·0 cites·20 claims
- 1178US6755285B1Wheeled walker brake lever mounting structureFiled 2002·Granted Jun 29, 2004·28 cites·4 claims
- 1278US6345836B1Folding collapsible golf cartFiled 2000·Granted Feb 12, 2002·46 cites·2 claims
- 1377US7048296B1Lower cradle and wheel bracket arrangement for golf cartWU DAVID·Filed 2004·Granted May 23, 2006·30 cites·2 claims
- 1477USD479164SWalkerFiled 2002·Granted Sep 2, 2003·23 cites·1 claims
- 1576US12390064B2Cleaning apparatus with combing unit for removing debris from cleaning rollerSHARKNINJA OPERATING LLC·Filed 2023·Granted Aug 19, 2025·0 cites·13 claims
- 1676US2025018432A1Real-time tracking of parcels in a facilityUnited parcel service america inc·Filed 2024·Application pending·0 cites
- 1775US12134111B2Real-time tracking of parcels in a facilityUnited parcel service america inc·Filed 2023·Granted Nov 5, 2024·0 cites·20 claims
- 1875US6435539B1Folding collapsible golf cartFiled 2000·Granted Aug 20, 2002·30 cites·3 claims
- 1974US12048410B2Surface cleaning head with dual rotating agitatorsSHARKNINJA OPERATING LLC·Filed 2022·Granted Jul 30, 2024·0 cites·15 claims
- 2072US11816751B2Computer applications that determine a parcel position errorUnited parcel service america inc·Filed 2022·Granted Nov 14, 2023·0 cites·20 claims
- 2171US7940261B2Automatic load balancing of a 3D graphics pipelineQUALCOMM INC·Filed 2007·Granted May 10, 2011·6 cites·30 claims
- 2271US7063340B1Folding collapsible golf cartWU DAVID·Filed 2003·Granted Jun 20, 2006·23 cites·5 claims
- 2370US11278171B2Surface cleaning head with dual rotating agitatorsSHARKNINJA OPERATING LLC·Filed 2016·Granted Mar 22, 2022·1 cites·12 claims
- 2470US11202542B2Robotic cleaner with dual cleaning rollersSHARKNINJA OPERATING LLC·Filed 2018·Granted Dec 21, 2021·1 cites·17 claims
- 2568US6622587B1Wheeled walker brake lever mounting arrangementFiled 2002·Granted Sep 23, 2003·15 cites·2 claims
- 2665US11354765B2Computer applications that determine a parcel position errorUnited parcel service america inc·Filed 2020·Granted Jun 7, 2022·0 cites·18 claims
- 2764USD539523SCaneWU DAVID·Filed 2005·Granted Apr 3, 2007·14 cites·1 claims
- 2864US5819355AClub head brushFiled 1998·Granted Oct 13, 1998·36 cites·3 claims
- 2961US6273452B1Structure for golf cartFiled 2000·Granted Aug 14, 2001·15 cites·1 claims
- 3061USD431706SGolf cart handlebarWU DAVID·Filed 1999·Granted Oct 3, 2000·11 cites·1 claims
- 3161US6000712AFolding collapsible golf cartFiled 1998·Granted Dec 14, 1999·36 cites·2 claims
- 3260US11752522B2Real-time tracking of parcels in a facilityUnited parcel service america inc·Filed 2020·Granted Sep 12, 2023·0 cites·17 claims
- 3357US6273250B1Golf bag with a foldaway chairFiled 2000·Granted Aug 14, 2001·8 cites·5 claims
- 3456USD535220SWalkerWU DAVID·Filed 2005·Granted Jan 16, 2007·10 cites·1 claims
- 3552USD872955SSurface cleaning headSHARKNINJA OPERATING LLC·Filed 2019·Granted Jan 14, 2020·4 cites·1 claims
- 3652US6402097B1Upper golf bag cradle for a golf cartFiled 2000·Granted Jun 11, 2002·4 cites·2 claims
- 3750US7063347B1Main shaft and bottom bracket mounting arrangement for golf cartWU DAVID·Filed 2004·Granted Jun 20, 2006·2 cites·2 claims
- 3848USD849345SRoller cleaning unitSHARKNINJA OPERATING LLC·Filed 2017·Granted May 21, 2019·4 cites·1 claims
- 3948US5816310ASun shield for automobileFiled 1997·Granted Oct 6, 1998·15 cites·8 claims
- 4047USD1060048SHemp plastic containerKOLACANS MFG LLC·Filed 2022·Granted Feb 4, 2025·1 cites·1 claims
- 4147US6059300AAuxiliary wheel holder for golf cartsFiled 1998·Granted May 9, 2000·23 cites·2 claims
- 4243USD403391SPersonal golf ball and tee holder with a time displayWU DAVID·Filed 1997·Granted Dec 29, 1998·5 cites·1 claims
- 4342US7117985B2One-way rotation control mechanism for golf cartWU DAVID·Filed 2004·Granted Oct 10, 2006·0 cites·3 claims
- 4441USD1074425SHemp plastic containerKOLACANS MFG LLC·Filed 2024·Granted May 13, 2025·0 cites·1 claims
- 4541USD519703SGolf cartWU DAVID·Filed 2005·Granted Apr 25, 2006·4 cites·1 claims
- 4639US2002013560A1Absorbent structure with integral vapor transmissive moisture barrierBKI HOLDING CORP·Filed 2001·Application pending·0 cites
- 4737USD449145SGolf cart handlebarFiled 2000·Granted Oct 9, 2001·3 cites·1 claims
- 4837US6003956AWheel mounting arrangement for a golf cartFiled 1998·Granted Dec 21, 1999·8 cites·1 claims
- 4937USD412855SScore board for golf cartWU DAVID·Filed 1998·Granted Aug 17, 1999·3 cites·1 claims
- 5035US6152463AHandle mounting arrangement for a golf cartFiled 1999·Granted Nov 28, 2000·12 cites·2 claims
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →