Inventor · disambiguated record
Chao Liu
Also filed as: LIU CHAO · LIU CHAO-KAI
31 granted patents·20 pending applications·140 citations·filing 1975–2024
95Inventor score
Files withLIU CHAO7BELL TELEPHONE LABOR INC6BEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD4CHINA MOBILE COMM CO LTD RES INST4GUANGZHOU AUTOMOBILE GROUP CO3
Top patents by PatentIndex Score
51 records- 0194US10822261B1Carbon removal and denitrification treatment device for leachate from waste incineration plant and method thereofUNIV TONGJI·Filed 2019·Granted Nov 3, 2020·20 cites·10 claims
- 0286US11609273B2Method and system for optimizing BMS model, storage medium and electric vehicleGUANGZHOU AUTOMOBILE GROUP CO·Filed 2020·Granted Mar 21, 2023·2 cites·18 claims
- 0385US11773683B1Segmented grouting method for ramp drivage in aquiferNORIN MINING LTD·Filed 2023·Granted Oct 3, 2023·6 cites·7 claims
- 0483US12223704B2Label-free cell classification and screening system based on hybrid transfer learningUNIV SHANDONG·Filed 2022·Granted Feb 11, 2025·2 cites·8 claims
- 0583US12079208B2Data processing method, apparatus, and deviceALIBABA GROUP HOLDING LTD·Filed 2020·Granted Sep 3, 2024·2 cites·17 claims
- 0682US4004103APath-finding scheme for a multistage switching networkBELL TELEPHONE LABOR INC·Filed 1975·Granted Jan 18, 1977·20 cites·10 claims
- 0781US10235679B2Learning a ranker to rank entities with automatically derived domain-specific preferencesLIU CHAO·Filed 2010·Granted Mar 19, 2019·5 cites·20 claims
- 0874US4228323AVariable loop length compensated barrier circuitBELL TELEPHONE LABOR INC·Filed 1979·Granted Oct 14, 1980·16 cites·16 claims
- 0972US4190747ASignal corrected optocoupled deviceBELL TELEPHONE LABOR INC·Filed 1978·Granted Feb 26, 1980·23 cites·5 claims
- 1071US10777080B2Systems and methods for displaying a movement of a vehicle on a mapBEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD·Filed 2018·Granted Sep 15, 2020·2 cites·12 claims
- 1168US10349379B2Positioning tag replacement method and positioning serverHUAWEI TECH CO LTD·Filed 2018·Granted Jul 9, 2019·2 cites·18 claims
- 1268US4045615AMonobus interface circuit using opto-coupled hybridsBELL TELEPHONE LABOR INC·Filed 1976·Granted Aug 30, 1977·13 cites·4 claims
- 1366US10104274B2Dome cameraHANGZHOU HIKVISION DITIGAL TECH CO LTD·Filed 2015·Granted Oct 16, 2018·2 cites·12 claims
- 1466US3991280AMonobus variable resistance transmission circuitBELL TELEPHONE LABOR INC·Filed 1975·Granted Nov 9, 1976·10 cites·4 claims
- 1557US11705239B2Method and apparatus for generating image reportsALIBABA GROUP HOLDING LTD·Filed 2020·Granted Jul 18, 2023·0 cites·17 claims
- 1657US11341851B2Systems and methods for displaying a movement of a vehicle on a mapBEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD·Filed 2020·Granted May 24, 2022·0 cites·17 claims
- 1757US2024403120A1Resource management systems and methods thereofZHEJIANG DAHUA TECHNOLOGY CO·Filed 2024·Application pending·0 cites
- 1857US2022289974A1Thermoplastic composition and metallized articles prepared therefromSHPP GLOBAL TECH BV·Filed 2020·Application pending·0 cites
- 1956US12481511B2Method and apparatus for microservice configuration, electronic device, system, and storage mediumBEIJING BAIDU NETCOM SCI & TECH CO LTD·Filed 2021·Granted Nov 25, 2025·0 cites·14 claims
- 2053US2023376347A1Task allocation method, apparatus, storage medium, and electronic deviceZHEJIANG DAHUA TECHNOLOGY CO·Filed 2023·Application pending·0 cites
- 2152US2023377156A1Image and segmentation label generative model for tree-structured data and applicationUNIV ZHEJIANG·Filed 2023·Application pending·0 cites
- 2252US2024239091A1Full polyethylene blown film through double bubble processEXXONMOBIL CHEMICAL PATENTS INC·Filed 2022·Application pending·0 cites
- 2351US12498555B2Continuous zoom stereoscopic microscope with adjustable stereoscopic angleUNIV BEIHANG·Filed 2023·Granted Dec 16, 2025·0 cites·17 claims
- 2451US2025301303A1Communication Method and Apparatus, and Network Function and Storage MediumCHINA MOBILE COMM CO LTD RES INST·Filed 2023·Application pending·0 cites
- 2551US2025147201A1Quantitative simulation method for contributions of three origins of overpressure in sandstoneUNIV NORTHEAST PETROLEUM·Filed 2024·Application pending·0 cites
- 2649USD656597SHumidifierLIU CHAO·Filed 2011·Granted Mar 27, 2012·8 cites·1 claims
- 2748US12012014B2Method and apparatus for optimizing battery management systemGUANGZHOU AUTOMOBILE GROUP CO·Filed 2021·Granted Jun 18, 2024·0 cites·18 claims
- 2848US10924558B2Network function information interaction method and device, and computer storage mediumCHINA MOBILE COMM CO LTD RES INST·Filed 2018·Granted Feb 16, 2021·0 cites·20 claims
- 2948US2025130825A1Method for combining multiple applications and simultaneously starting multiple applications, and electronic deviceHUAWEI TECH CO LTD·Filed 2022·Application pending·0 cites
- 3046US12282295B2Holographic 3D display system based on virtual array splicing of spatial light modulatorUNIV BEIHANG·Filed 2021·Granted Apr 22, 2025·0 cites·1 claims
- 3145US11860385B2Tunable liquid crystal grating-based holographic true 3D display system and methodUNIV BEIHANG·Filed 2021·Granted Jan 2, 2024·0 cites·2 claims
- 3245US11766179B2Determining flow speed and/or oxygen saturation based on photoacoustic imaging and sensingUNIV CITY HONG KONG·Filed 2020·Granted Sep 26, 2023·0 cites·46 claims
- 3345US2024010252A1Rail traffic parallel deduction system and methodTRAFFIC CONTROL TECH CO LTD·Filed 2020·Application pending·0 cites
- 3444US4132870AKey telephone system optically coupled protective couplerBELL TELEPHONE LABOR INC·Filed 1977·Granted Jan 2, 1979·4 cites·9 claims
- 3544US2021156695A1Indoor navigation system based on augmented realityBEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD·Filed 2021·Application pending·0 cites
- 3644US2021385633A1User plane function configuration method and apparatus, and deviceCHINA MOBILE COMM CO LTD RES INST·Filed 2019·Application pending·0 cites
- 3742US11965744B2Systems and methods for indoor positioningBEIJING DIDI INFINITY TECHNOLOGY & DEV CO LTD·Filed 2020·Granted Apr 23, 2024·0 cites·20 claims
- 3842US11375474B2Method of sending downlink information, access and mobility management function entity and network function entityCHINA MOBILE COMM CO LTD RES INST·Filed 2018·Granted Jun 28, 2022·0 cites·12 claims
- 3942US2022136833A1Latitude-Free Construction Method for Gravity Acceleration Vector Under Swaying base Earth SystemHARBIN INST TECHNOLOGY·Filed 2021·Application pending·0 cites
- 4040US11243511B2Load-energy efficiency evaluation and monitoring method for achieving energy conservation and emission reduction of numerical control machine toolUNIV SHANDONG SCIENCE & TECH·Filed 2019·Granted Feb 8, 2022·0 cites·4 claims
- 4140US2020321786A1Battery Charging Control Method and Apparatus, and Electric VehicleGUANGZHOU AUTOMOBILE GROUP CO·Filed 2019·Application pending·0 cites
- 4238US2012272227A1Intelligent data terminal and application method thereofLIU CHAO·Filed 2010·Application pending·0 cites
- 4336US2020045211A1Camera lens and cameraHANGZHOU HIKVISION DIGITAL TEC·Filed 2017·Application pending·0 cites
- 4435US2018151043A1Interactive alerting method and system for an electronic apparatusTECOM CO LTD·Filed 2017·Application pending·0 cites
- 4534US2014351857A1Method, Electronic Program Menu and Processing Device for Displaying Television Program Related InformationLIU CHAO·Filed 2010·Application pending·0 cites
- 4634US2013191868A1Method for Displaying Information Associated with Television Program, Electronic Program Guide, and Processing ApparatusLIU CHAO·Filed 2010·Application pending·0 cites
- 4734US2013074114A1Display method and operation method based on vchipLIU CHAO·Filed 2010·Application pending·0 cites
- 4831US9946247B2System for managing real-time work information of a motor fittingTECO ELECTRIC & MACHINERY CO LTD·Filed 2015·Granted Apr 17, 2018·0 cites·14 claims
- 4930US10248115B2Patrol-type preventive inspection system for electromechanical devicesTECOM CO LTD·Filed 2018·Granted Apr 2, 2019·0 cites·8 claims
- 5029US7010123B1Invisible graphics context identifying system and fabrication method thereofLIU CHAO·Filed 1999·Granted Mar 7, 2006·3 cites·7 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Chao Liu files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →