Inventor · disambiguated record
Long Chen
Also filed as: CHEN LONG · Chen long yin
36 granted patents·19 pending applications·39 citations·filing 2010–2025
95Inventor score
Files withLI CHENGLI36DONGGUAN ZEEWAY TECH LTD3GUANGDONG DEERMA TECH CO LTD3BEIJING ZITIAO NETWORK TECHNOLOGY CO LTD1GOERTEK INC1
Top patents by PatentIndex Score
55 records- 0198US11600984B1Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2022·Granted Mar 7, 2023·8 cites·11 claims
- 0295US11658475B1Leakage current detection and interruption device, electrical connector and electrical applianceLI CHENGLI·Filed 2021·Granted May 23, 2023·3 cites·16 claims
- 0394US12292474B2Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2023·Granted May 6, 2025·2 cites·16 claims
- 0494US12237665B2Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2023·Granted Feb 25, 2025·2 cites·11 claims
- 0594US12206231B2Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2022·Granted Jan 21, 2025·2 cites·12 claims
- 0691US11444448B2Leakage current detection and protection device, and power connector and electrical appliance employing the sameLI CHENGLI·Filed 2021·Granted Sep 13, 2022·2 cites·15 claims
- 0790US11018496B2Leakage current detection and protection device, and power connector and electrical appliance employing the sameLI CHENGLI·Filed 2019·Granted May 25, 2021·4 cites·23 claims
- 0889US11258245B2Intelligent leakage current detection and interruption device for power cordLI CHENGLI·Filed 2020·Granted Feb 22, 2022·2 cites·10 claims
- 0985USD1065731SVacuum cleanerGUANGDONG DEERMA TECH CO LTD·Filed 2023·Granted Mar 4, 2025·10 cites·1 claims
- 1080US11005260B2Leakage current detection and interruption device for power cord, and power connector and appliance employing the sameLI CHENGLI·Filed 2019·Granted May 11, 2021·2 cites·10 claims
- 1179US11973334B2Power cord with leakage current detection and interruption functionLI CHENGLI·Filed 2023·Granted Apr 30, 2024·0 cites·10 claims
- 1277US12237660B2Leakage current detection and interruption device, electrical connector and electrical applianceLI CHENGLI·Filed 2022·Granted Feb 25, 2025·0 cites·23 claims
- 1376US12173955B2Hinge and refrigeration equipmentHEFEI HUALING CO LTD·Filed 2021·Granted Dec 24, 2024·1 cites·20 claims
- 1473US10931095B1Relay-type leakage current protection deviceLI CHENGLI·Filed 2019·Granted Feb 23, 2021·1 cites·16 claims
- 1572US2025311137A1Leakage protection device with load-end functionsLI CHENGLI·Filed 2025·Application pending·0 cites
- 1671US2025233405A1Leakage protection device with load-end functionsLI CHENGLI·Filed 2025·Application pending·0 cites
- 1769US2025167537A1Leakage current detection and interruption device, electrical connector and electrical applianceLI CHENGLI·Filed 2025·Application pending·0 cites
- 1868US2025149876A1Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2025·Application pending·0 cites
- 1967US2025261804A1Stirring devices and beverage making devicesDONGGUAN ZEEWAY TECH LTD·Filed 2024·Application pending·0 cites
- 2067US2025261802A1Beverage preparation deviceDONGGUAN ZEEWAY TECH LTD·Filed 2024·Application pending·0 cites
- 2166US12392813B2Arc fault detection circuit employing a window gating circuitLI CHENGLI·Filed 2023·Granted Aug 19, 2025·0 cites·16 claims
- 2266US12388249B2Leakage current detection and interruption deviceLI CHENGLI·Filed 2023·Granted Aug 12, 2025·0 cites·10 claims
- 2365US12279407B2Power cord and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2023·Granted Apr 15, 2025·0 cites·20 claims
- 2464US12306269B2Electrical fault detection and interruption device and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2023·Granted May 20, 2025·0 cites·14 claims
- 2562US2025226649A1Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2025·Application pending·0 cites
- 2661US12512663B2Ground fault circuit interrupter devices and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2023·Granted Dec 30, 2025·0 cites·12 claims
- 2761US2025219391A1Leakage protection devices, electrical connection equipment and electrical appliancesLI CHENGLI·Filed 2025·Application pending·0 cites
- 2860US12046893B2Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2022·Granted Jul 23, 2024·0 cites·20 claims
- 2960US2024421582A1Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2024·Application pending·0 cites
- 3059US12306270B2Electrical fault detection and interruption device and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2023·Granted May 20, 2025·0 cites·18 claims
- 3158US12337192B2Method and device for determining rotation speed of gantry, and medical equipmentOUR UNITED CORP·Filed 2022·Granted Jun 24, 2025·0 cites·20 claims
- 3258US2025253647A1Leakage current detection and interruption device and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2024·Application pending·0 cites
- 3357US12379426B2Leakage current detection and interruption device and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2023·Granted Aug 5, 2025·0 cites·16 claims
- 3457US12326479B2Leakage current detection and interruption device and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2023·Granted Jun 10, 2025·0 cites·8 claims
- 3557US12105157B2Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2022·Granted Oct 1, 2024·0 cites·15 claims
- 3657US11489331B2Leakage current detection and protection device, and power connector and electrical appliance employing the sameLI CHENGLI·Filed 2021·Granted Nov 1, 2022·0 cites·19 claims
- 3756US2025141206A1Ground fault circuit interrupter devices and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2023·Application pending·0 cites
- 3856US2025225702A1Image processing method, apparatus, electronic device, and storage mediumBEIJING ZITIAO NETWORK TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 3955US2024421583A1Leakage current protection device integrating load-end functionsLI CHENGLI·Filed 2023·Application pending·0 cites
- 4055US2024272238A1Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2023·Application pending·0 cites
- 4153US2025277553A1Fluid pulse damper and beverage preparation deviceDONGGUAN ZEEWAY TECH LTD·Filed 2024·Application pending·0 cites
- 4253US2024272237A1Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliancesLI CHENGLI·Filed 2023·Application pending·0 cites
- 4351US11974392B2Circuit board and display deviceTIANMA MICRO ELECTRONICS CO LTD·Filed 2022·Granted Apr 30, 2024·0 cites·18 claims
- 4447US12343400B2Brain tumor-targeting peptide and application thereofJIANGSU JITRI MOLECULAR ENG INST CO LTD·Filed 2020·Granted Jul 1, 2025·0 cites·15 claims
- 4544US11223192B2Leakage current protection device with automatic or manual reset after power outageLI CHENGLI·Filed 2020·Granted Jan 11, 2022·0 cites·17 claims
- 4643US2025157387A1Pixel circuit and driving systemWUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECH CO LTD·Filed 2022·Application pending·0 cites
- 4743US2024025447A1Intelligent Driving SystemQINGDAO WAYTOUS INC·Filed 2020·Application pending·0 cites
- 4842US9257113B2Method and system for active noise cancellationTEXAS INSTRUMENTS INC·Filed 2013·Granted Feb 9, 2016·0 cites·18 claims
- 4940USD1105668SVacuum cleanerGUANGDONG DEERMA TECH CO LTD·Filed 2024·Granted Dec 9, 2025·0 cites·1 claims
- 5036US2024276133A1Loudspeaker and electronic systemGOERTEK INC·Filed 2021·Application pending·0 cites
Showing the top 50 of 55 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →