Inventor · disambiguated record
Kai Xu
Also filed as: XU KAI · XU KAI Y · XU KAI YUAN
80 granted patents·16 pending applications·471 citations·filing 2002–2025
99Inventor score
Files withSHARKNINJA OPERATING LLC38XU KAI YUAN22XU KAI10APOLLO MOTOR CORP4ZHEJINAG DOUXBEBE TECH CO LTD4
Top patents by PatentIndex Score
96 records- 0198US11213177B2Hand-held surface cleaning deviceSHARKNINJA OPERATING LLC·Filed 2018·Granted Jan 4, 2022·19 cites·16 claims
- 0297US12029375B2Hand-held surface cleaning deviceSHARKNINJA OPERATING LLC·Filed 2023·Granted Jul 9, 2024·2 cites·17 claims
- 0397US9451853B2Portable surface cleaning apparatusOMACHRON INTELLECTUAL PROPERTY INC·Filed 2014·Granted Sep 27, 2016·57 cites·20 claims
- 0496USD983409SShedZHEJINAG DOUXBEBE TECH CO LTD·Filed 2022·Granted Apr 11, 2023·23 cites·1 claims
- 0596USD983410SShedZHEJINAG DOUXBEBE TECH CO LTD·Filed 2022·Granted Apr 11, 2023·22 cites·1 claims
- 0696USD981594SShedZHEJINAG DOUXBEBE TECH CO LTD·Filed 2022·Granted Mar 21, 2023·18 cites·1 claims
- 0796US9456723B2Surface cleaning head including openable agitator chamber and a removable rotatable agitatorSHARKNINJA OPERATING LLC·Filed 2015·Granted Oct 4, 2016·43 cites·30 claims
- 0895US12336681B2Hand-held surface cleaning deviceSHARKNINJA OPERATING LLC·Filed 2024·Granted Jun 24, 2025·1 cites·18 claims
- 0995US11998150B2Vacuum cleaner and docking station for use with the sameSHARKNINJA OPERATING LLC·Filed 2020·Granted Jun 4, 2024·4 cites·18 claims
- 1094US11864714B2Hand-held surface cleaning deviceSHARKNINJA OPERATING LLC·Filed 2021·Granted Jan 9, 2024·2 cites·19 claims
- 1194US11191403B2Robotic cleaner debris removal docking stationSHARKNINJA OPERATING LLC·Filed 2019·Granted Dec 7, 2021·14 cites·20 claims
- 1294US9040046B2Sodium pump antibody agonists and methods of treating heart disease using the sameXU KAI·Filed 2012·Granted May 26, 2015·9 cites·3 claims
- 1393USD1026247SShedZHEJINAG DOUXBEBE TECH CO LTD·Filed 2023·Granted May 7, 2024·19 cites·1 claims
- 1493US11497366B2Cyclonic separator for a vacuum cleaner and a vacuum cleaner having the sameSHARKNINJA OPERATING LLC·Filed 2020·Granted Nov 15, 2022·3 cites·19 claims
- 1593US9238695B2Sodium pump antibody agonists and methods of treating heart disease using the sameXU KAI YUAN·Filed 2015·Granted Jan 19, 2016·6 cites·3 claims
- 1692US9655486B2Surface cleaning head including removable rotatable driven agitatorSHARKNINJA OPERATING LLC·Filed 2015·Granted May 23, 2017·16 cites·36 claims
- 1789US11896190B1Vacuum cleaner and docking station configured to cooperate with the sameSHARKNINJA OPERATING LLC·Filed 2022·Granted Feb 13, 2024·5 cites·30 claims
- 1888USD1093573SBidetXU KAI·Filed 2025·Granted Sep 16, 2025·1 cites·1 claims
- 1988USD1093571SBidetXU KAI·Filed 2025·Granted Sep 16, 2025·1 cites·1 claims
- 2088USD917386SWireless chargerXU KAI·Filed 2019·Granted Apr 27, 2021·27 cites·1 claims
- 2187US10226157B2Removable rotatable driven agitator for surface cleaning headSHARKNINJA OPERATING LLC·Filed 2015·Granted Mar 12, 2019·7 cites·15 claims
- 2286USD959939SHair scissorsXU KAI·Filed 2020·Granted Aug 9, 2022·10 cites·1 claims
- 2386US9999333B2Floor cleaning applianceSHARKNINJA OPERATING LLC·Filed 2015·Granted Jun 19, 2018·5 cites·14 claims
- 2486US9955832B2Surface cleaning head with removable non-driven agitator having cleaning padSHARKNINJA OPERATING LLC·Filed 2015·Granted May 1, 2018·7 cites·29 claims
- 2586US9526389B2Surface cleaning head including openable agitator chamber and a removable rotatable agitatorSHARKNINJA OPERATING LLC·Filed 2015·Granted Dec 27, 2016·6 cites·29 claims
- 2684US11279772B2Prevention and treatment of type-1 diabetes using agonists of the (Na++K+)-ATPaseXU KAI YUAN·Filed 2019·Granted Mar 22, 2022·1 cites·5 claims
- 2784USD907575SWireless chargerXU KAI·Filed 2019·Granted Jan 12, 2021·21 cites·1 claims
- 2883USD918136SWireless chargerXU KAI·Filed 2019·Granted May 4, 2021·20 cites·1 claims
- 2983US9409949B2Activation of sodium potassium ATPaseXU KAI YUAN·Filed 2013·Granted Aug 9, 2016·4 cites·8 claims
- 3082US10287361B2Activation of (NA++K+)-ATPase inhibits platelet aggregation and prevents thrombosisXU KAI YUAN·Filed 2016·Granted May 14, 2019·2 cites·10 claims
- 3182US7754210B2Inotropic antibodies and therapeutic uses thereofXU KAI Y·Filed 2003·Granted Jul 13, 2010·9 cites·5 claims
- 3281US10986970B2Flexible hose with compact storage configuration and a cleaning apparatus using the sameSHARKNINJA OPERATING LLC·Filed 2018·Granted Apr 27, 2021·3 cites·20 claims
- 3381US8435519B2Antibodies that bind alpha subunit of sodium potassium ATPaseXU KAI YUAN·Filed 2006·Granted May 7, 2013·3 cites·5 claims
- 3480US11492416B2Activation of (Na++K+)-atpase inhibits platelet aggregation and prevents thrombosisXU KAI YUAN·Filed 2019·Granted Nov 8, 2022·1 cites·8 claims
- 3579US9956275B2Methods of inhibiting platelet aggregation and preventing thrombosis using antibodies that bind (Na++K+)-ATPase beta subunitXU KAI YUAN·Filed 2016·Granted May 1, 2018·1 cites·2 claims
- 3679US8383111B2Inotropic antibodies and therapeutic uses thereofXU KAI Y·Filed 2010·Granted Feb 26, 2013·2 cites·5 claims
- 3779US2024292992A1Vacuum cleaner and docking station for use with the sameSHARKNINJA OPERATING LLC·Filed 2024·Application pending·0 cites
- 3878US11759068B2Removable rotatable driven agitator for surface cleaning headSHARKNINJA OPERATING LLC·Filed 2023·Granted Sep 19, 2023·0 cites·20 claims
- 3978US11464381B2Surface cleaning apparatus illumination systemSHARKNINJA OPERATING LLC·Filed 2019·Granted Oct 11, 2022·2 cites·18 claims
- 4077US2025151962A1Hand-held surface cleaning deviceSHARKNINJA OPERATING LLC·Filed 2025·Application pending·0 cites
- 4176US11602251B2Removable rotatable driven agitator for surface cleaning headSHARKNINJA OPERATING LLC·Filed 2022·Granted Mar 14, 2023·0 cites·29 claims
- 4276US2025031925A1Cleaning head for a surface treatment apparatus having one or more stabilizers and surface treatment apparatus having the sameSHARKNINJA OPERATING LLC·Filed 2024·Application pending·0 cites
- 4375US11930988B2Hand-held surface cleaning deviceSHARKNINJA OPERATING LLC·Filed 2021·Granted Mar 19, 2024·0 cites·18 claims
- 4475USD557639SPair of motorcycle side coversAPOLLO MOTOR CORP·Filed 2006·Granted Dec 18, 2007·21 cites·1 claims
- 4575US2025205320A1Methods of treating polycystic kidney diseaseXU KAI YUAN·Filed 2024·Application pending·0 cites
- 4674US12185900B2Vacuum cleaner and docking station configured to cooperate with the sameSHARKNINJA OPERATING LLC·Filed 2024·Granted Jan 7, 2025·0 cites·19 claims
- 4774US2025151964A1Removable rotatable driven agitator for surface cleaning headSHARKNINJA OPERATING LLC·Filed 2025·Application pending·0 cites
- 4874US2025082151A1Vacuum cleaner and docking station configured to cooperate with the sameSHARKNINJA OPERATING LLC·Filed 2024·Application pending·0 cites
- 4973US12473376B2Prevention and treatment of type-1 diabetes using agonists of the (NA++K+)-atpaseXU KAI YUAN·Filed 2022·Granted Nov 18, 2025·0 cites·6 claims
- 5073US10413144B2Vacuum cleaner attachment with floating cleaning element and surface cleaning apparatus including the sameSHARKNINJA OPERATING LLC·Filed 2015·Granted Sep 17, 2019·2 cites·19 claims
Showing the top 50 of 96 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →