Inventor · disambiguated record
Chang L. Liu
Also filed as: LIU CHANG · LIU CHANG L · LIU CHANG-LIN
8 granted patents·2 pending applications·30 citations·filing 1996–2023
81Inventor score
Files withCOLGATE PALMOLIVE CO4UNIV GUANGDONG TECHNOLOGY2CASCO SIGNAL CO LTD1GM GLOBAL TECH OPERATIONS LLC1ZHUZHOU CRRC TIMES ELECTRIC CO LTD1
Top patents by PatentIndex Score
10 records- 0181USD1045401SToothbrushCOLGATE PALMOLIVE CO·Filed 2022·Granted Oct 8, 2024·6 cites·1 claims
- 0279US12053083B2Oral care implementCOLGATE PALMOLIVE CO·Filed 2023·Granted Aug 6, 2024·0 cites·20 claims
- 0379US11622618B2Oral care implementCOLGATE PALMOLIVE CO·Filed 2018·Granted Apr 11, 2023·2 cites·14 claims
- 0470USD950960SToothbrushCOLGATE PALMOLIVE CO·Filed 2019·Granted May 10, 2022·9 cites·1 claims
- 0550US11964677B2Platform door control apparatus based on double 2-vote-2 architectureCASCO SIGNAL CO LTD·Filed 2019·Granted Apr 23, 2024·0 cites·8 claims
- 0650US11634227B2Landing tracking control method and system based on lightweight twin network and unmanned aerial vehicleUNIV GUANGDONG TECHNOLOGY·Filed 2022·Granted Apr 25, 2023·0 cites·3 claims
- 0746US2025132947A1Branding and configuring devices deployed in a communication network of a vehicleGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Application pending·0 cites
- 0843US11670070B2Cloud-edge-end cooperative control method of 5G networked unmanned aerial vehicle for security rescueUNIV GUANGDONG TECHNOLOGY·Filed 2021·Granted Jun 6, 2023·0 cites·8 claims
- 0943US5676290AUmbrella rack for motor vehiclesFiled 1996·Granted Oct 14, 1997·13 cites·7 claims
- 1043US2023406469A1Power distribution and driving system for remotely underwater operated vehicleZHUZHOU CRRC TIMES ELECTRIC CO LTD·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →