Inventor · disambiguated record
Kai Liu
Also filed as: LIU KAI · LIU KAI-YU
52 granted patents·27 pending applications·63 citations·filing 2005–2025
97Inventor score
Files withBEIJING GEEKPLUS TECH CO LTD29ABB POWER GRIDS SWITZERLAND AG5ABB SCHWEIZ AG4HITACHI ENERGY SWITZERLAND AG4AU OPTRONICS CORP3
Top patents by PatentIndex Score
79 records- 0191US11231980B1Method, device and system for fault detectionUNIV ZHEJIANG GONGSHANG·Filed 2021·Granted Jan 25, 2022·13 cites·12 claims
- 0289US11022655B2Method and control system for faulted phase detectionABB POWER GRIDS SWITZERLAND AG·Filed 2018·Granted Jun 1, 2021·4 cites·24 claims
- 0383US11050239B2Method and control system for fault direction detectionABB POWER GRIDS SWITZERLAND AG·Filed 2019·Granted Jun 29, 2021·2 cites·20 claims
- 0483US10347806B2Packaged UV-LED device with anodic bonded silica lens and no UV-degradable adhesiveLUMINUS INC·Filed 2017·Granted Jul 9, 2019·4 cites·12 claims
- 0582US11708217B2Relay-type goods picking system and methodBEIJING GEEKPLUS TECH CO LTD·Filed 2021·Granted Jul 25, 2023·1 cites·17 claims
- 0680US12312173B2Transfer robot, warehouse logistics system and article transferring methodBEIJING GEEKPLUS TECH CO LTD·Filed 2021·Granted May 27, 2025·1 cites·20 claims
- 0779US11969896B2Robot scheduling and robot path control method, server and storage mediumBEIJING GEEKPLUS TECH CO LTD·Filed 2019·Granted Apr 30, 2024·3 cites·7 claims
- 0879US11052539B2Method, server and storage medium for robot routingBEIJING GEEKPLUS TECH CO LTD·Filed 2020·Granted Jul 6, 2021·1 cites·17 claims
- 0976US2025278694A1Sorting systemBEIJING GEEKPLUS TECH CO LTD·Filed 2025·Application pending·0 cites
- 1076US2025250113A1Transferring robot, warehousing logistics system and item transferring methodBEIJING GEEKPLUS TECH CO LTD·Filed 2025·Application pending·0 cites
- 1175US8382103B2Sheet medium processing deviceSHANGDONG NEW BEIYANG INFORMATION TECHNOLOGY CO LTD·Filed 2010·Granted Feb 26, 2013·4 cites·9 claims
- 1274US11340628B2Marker-combined simultaneous localization and mapping navigation method, device and systemBEIJING GEEKPLUS TECH CO LTD·Filed 2018·Granted May 24, 2022·2 cites·20 claims
- 1374US11072495B2Relay-type goods picking system and methodBEIJING GEEKPLUS TECH CO LTD·Filed 2017·Granted Jul 27, 2021·3 cites·6 claims
- 1474US7431551B2Substrate distribution system and a method using the sameAU OPTRONICS CORP·Filed 2005·Granted Oct 7, 2008·3 cites·8 claims
- 1571US11365050B2Robot control system and method, computing device, and storage mediumBEIJING GEEKPLUS TECH CO LTD·Filed 2019·Granted Jun 21, 2022·3 cites·16 claims
- 1671US11194337B2Cargo sorting system and methodBEIJING GEEKPLUS TECH CO LTD·Filed 2019·Granted Dec 7, 2021·1 cites·15 claims
- 1770US10295586B2Fault detection of a transmission lineABB SCHWEIZ AG·Filed 2016·Granted May 21, 2019·1 cites·19 claims
- 1870US8382098B2Recording medium overturning device and recording medium processing apparatus using the sameSHANGDONG NEW BEIYANG INFORMATION TECHNOLOGY CO LTD·Filed 2010·Granted Feb 26, 2013·3 cites·10 claims
- 1970US2025225481A1Inventory system and methodBEIJING GEEKPLUS TECH CO LTD·Filed 2025·Application pending·0 cites
- 2067US10393810B2Method for identifying the fault by current differential protection and device thereofLI YOUYI·Filed 2012·Granted Aug 27, 2019·2 cites·14 claims
- 2166US11309209B2Wafer holder and wafer transfer apparatus, system and methodSHANGHAI MICRO ELECTRONICS EQUIPMENT GROUP CO LTD·Filed 2018·Granted Apr 19, 2022·1 cites·29 claims
- 2265US12257612B2Particle removing assembly and method of servicing assemblyTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2023·Granted Mar 25, 2025·0 cites·20 claims
- 2365US9443815B2Embedded die redistribution layers for active deviceMAXIM INTEGRATED PRODUCTS·Filed 2014·Granted Sep 13, 2016·2 cites·11 claims
- 2464US2025236463A1Storage system for automatic replenishment and method for automatic replenishmentBEIJING GEEKPLUS TECH CO LTD·Filed 2025·Application pending·0 cites
- 2563US12162736B2Shelf management method and system, pickup area and stock pickup systemBEIJING GEEKPLUS TECH CO LTD·Filed 2019·Granted Dec 10, 2024·0 cites·17 claims
- 2662US11987444B2Robot control system and method, computing device, and storage mediumBEIJING GEEKPLUS TECH CO LTD·Filed 2022·Granted May 21, 2024·0 cites·19 claims
- 2762US11933509B2Compressor driving device, compressor pressure protection method, and air conditionerGD MIDEA HEATING & VENTILATING EQUIPMENT CO LTD·Filed 2021·Granted Mar 19, 2024·0 cites·10 claims
- 2862US10254661B2Silicon wafer transportation systemSHANGHAI MICRO ELECTRONICS EQUIPMENT GROUP CO LTD·Filed 2016·Granted Apr 9, 2019·1 cites·7 claims
- 2962US2025187050A1Particle removing assembly and method of servicing assemblyTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2025·Application pending·0 cites
- 3061US12330873B2Inventory region integrating goods preparation and picking, and inventory management system and methodBEIJING GEEKPLUS TECH CO LTD·Filed 2019·Granted Jun 17, 2025·0 cites·17 claims
- 3161US10513049B2Pump-type autoclave system and providing method for steam and pressure thereofLIU KAI·Filed 2014·Granted Dec 24, 2019·0 cites·1 claims
- 3261US2024068954A1Aerosol sensor componentHONEYWELL INT INC·Filed 2023·Application pending·0 cites
- 3358US12333486B2Sorting system and methodBEIJING GEEKPLUS TECH CO LTD·Filed 2020·Granted Jun 17, 2025·0 cites·19 claims
- 3457US12293329B2Inventory system and methodBEIJING GEEKPLUS TECH CO LTD·Filed 2021·Granted May 6, 2025·0 cites·20 claims
- 3556US12017856B2Picking and dispatching system and methodBEIJING GEEKPLUS TECH CO LTD·Filed 2022·Granted Jun 25, 2024·0 cites·19 claims
- 3656US11498771B2Parcel sorting system and methodBEIJING GEEKPLUS TECH CO LTD·Filed 2019·Granted Nov 15, 2022·1 cites·19 claims
- 3756US2021082031A1Order processing method and device, and goods volume estimation method and deviceBEIJING GEEKPLUS TECH CO LTD·Filed 2019·Application pending·0 cites
- 3856US2025033241A1Direct manufacturing method for ceramics component with complex structure based on laser 3d printing and ceramic component with complex structureUNIV WUHAN TECH·Filed 2024·Application pending·0 cites
- 3955US11280824B2High sensitive phase selection methodHITACHI ENERGY SWITZERLAND AG·Filed 2017·Granted Mar 22, 2022·0 cites·24 claims
- 4055US11016136B2Method and control system for fault direction detectionABB POWER GRIDS SWITZERLAND AG·Filed 2019·Granted May 25, 2021·0 cites·20 claims
- 4155US2025053177A1Robot, robot control method and apparatus, and storage mediumBEIJING XIAOMI ROBOT TECH CO LTD·Filed 2024·Application pending·0 cites
- 4254US11691180B2Sorting system and methodBEIJING GEEKPLUS TECH CO LTD·Filed 2020·Granted Jul 4, 2023·0 cites·17 claims
- 4354US11469589B2Zero sequence current based line differential protection solutionHITACHI ENERGY SWITZERLAND AG·Filed 2017·Granted Oct 11, 2022·0 cites·20 claims
- 4454US7941203B2Multimodality imaging systemNEUSOFT POSITRON MEDICAL SYSTEMS CO LTD·Filed 2007·Granted May 10, 2011·7 cites·10 claims
- 4552US11285516B2Parcel dropping method, sorting robot and sorting systemBEIJING GEEKPLUS TECH CO LTD·Filed 2017·Granted Mar 29, 2022·0 cites·20 claims
- 4652US11112445B2Travelling wave pilot protection of a transmission line based on time synchronizationABB POWER GRIDS SWITZERLAND AG·Filed 2015·Granted Sep 7, 2021·0 cites·20 claims
- 4752US10734803B2Travelling wave protection of a transmission line based on high-pass filteringABB POWER GRIDS SWITZERLAND AG·Filed 2015·Granted Aug 4, 2020·0 cites·19 claims
- 4852US2023202755A1Inventory management method and systemBEIJING GEEKPLUS TECH CO LTD·Filed 2021·Application pending·0 cites
- 4951US11652347B2Method, system and apparatus for fault detection in line protection for power transmission systemHITACHI ENERGY SWITZERLAND AG·Filed 2018·Granted May 16, 2023·0 cites·22 claims
- 5051US2025184038A1Error Code Block Processing Method and ApparatusHUAWEI TECH CO LTD·Filed 2025·Application pending·0 cites
Showing the top 50 of 79 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →