Inventor · disambiguated record
Yu-Ching Liu
Also filed as: LIU YU · LIU YU-CHING
36 granted patents·9 pending applications·104 citations·filing 2000–2023
96Inventor score
Files withIND TECH RES INST8MEISHAN CRRC FASTENING SYS CO LTD7HONGFUJIN PREC ELECT ZHENGZHOU CO LTD4LIU YU-CHING4FU TAI HUA IND SHENZHEN CO LTD3
Top patents by PatentIndex Score
45 records- 0183US6733894B2High-density functional slide and preparation method thereofIND TECH RES INST·Filed 2002·Granted May 11, 2004·22 cites·17 claims
- 0281US11803685B1Layout design method, chip and terminal of power deviceCHENGDU FUJIN POWER SEMICONDUCTOR TECH DEVELOPMENT CO LTD·Filed 2023·Granted Oct 31, 2023·1 cites·10 claims
- 0379US11203055B2Riveting robot systemMEISHAN CRRC FASTENING SYS CO LTD·Filed 2019·Granted Dec 21, 2021·1 cites·9 claims
- 0479US8994680B2Systems for displaying imagesLAI SZU-WEI·Filed 2012·Granted Mar 31, 2015·10 cites·19 claims
- 0579US6605363B2High-density functional slide and preparation method thereofIND TECH RES INST·Filed 2001·Granted Aug 12, 2003·17 cites·15 claims
- 0678US10104560B2Testing machine and system for mobile phoneHONGFUJIN PREC ELECT ZHENGZHOU CO LTD·Filed 2016·Granted Oct 16, 2018·4 cites·14 claims
- 0778US8901729B2Semiconductor package, packaging substrate and fabrication method thereofCHEN CHIA-YIN·Filed 2012·Granted Dec 2, 2014·6 cites·12 claims
- 0873US11692576B2Single groove single-sided fastener and installation method thereofMEISHAN CRRC FASTENING SYS CO LTD·Filed 2020·Granted Jul 4, 2023·1 cites·12 claims
- 0973US8737084B2Printed circuit board and carrierLIU YU-CHING·Filed 2011·Granted May 27, 2014·4 cites·4 claims
- 1073US7544327B2Biosensor and method for bone mineral density measurementIND TECH RES INST·Filed 2004·Granted Jun 9, 2009·3 cites·5 claims
- 1173US6528291B1Activated inorganic slide having aldehyde groups deposited by plasma depositionIND TECH RES INST·Filed 2000·Granted Mar 4, 2003·11 cites·28 claims
- 1272US9565519B2Framework and method for tracking lost or stolen electronic deviceHONGFUJIN PREC ELECTRONICS (ZHENGZHOU) CO LTD·Filed 2015·Granted Feb 7, 2017·3 cites·13 claims
- 1367US10252846B2Package boxHONGFUJIN PREC ELECT ZHENGZHOU CO LTD·Filed 2015·Granted Apr 9, 2019·1 cites·17 claims
- 1465US8537547B2Repair apparatus and method for circuit board assemblyLIU YU-CHING·Filed 2010·Granted Sep 17, 2013·2 cites·7 claims
- 1563US10081049B2Detachable double-locking riveting dismounting method and pulling rivetMEISHAN CRRC FASTENING SYS CO LTD·Filed 2015·Granted Sep 25, 2018·1 cites·2 claims
- 1662USD779340SPackage caseHONGFUJIN PREC ELECTRONICS (ZHENGZHOU) CO LTD·Filed 2015·Granted Feb 21, 2017·10 cites·1 claims
- 1760US8434929B2Solder paste mixerLIU YU-CHING·Filed 2011·Granted May 7, 2013·1 cites·5 claims
- 1857US12161776B2Absorbable bone wax having function of promoting bone repair and preparation method thereofGUANGZHOU BEOGENE BIOTECHNOLOGY CO LTD·Filed 2021·Granted Dec 10, 2024·0 cites·5 claims
- 1955US12340049B2Touch display panel and manufacturing method thereforAUO KUNSHAN CO LTD·Filed 2023·Granted Jun 24, 2025·0 cites·16 claims
- 2055US9531428B2Wireless communication calibration system and associated methodMEDIATEK INC·Filed 2015·Granted Dec 27, 2016·1 cites·20 claims
- 2153US9269677B2Fabrication method of packaging substrateSILICONWARE PRECISION INDUSTRIES CO LTD·Filed 2014·Granted Feb 23, 2016·0 cites·9 claims
- 2252US6989277B2Method for immunoassays based on infrared reflection absorption spectroscopyIND TECH RES INST·Filed 2003·Granted Jan 24, 2006·4 cites·9 claims
- 2351US11890392B2Absorbable bone wax and preparation method thereofGUANGZHOU BEOGENE BIOTECHNOLOGY CO LTD·Filed 2019·Granted Feb 6, 2024·0 cites·15 claims
- 2448US2024051021A1Method for in situ synthesizing ultrafine and highly loaded ag nps on the surface of tannin-coated phenolic resin microspheresUNIV QILU TECHNOLOGY·Filed 2021·Application pending·0 cites
- 2547US2014377542A1Plate with titanium dioxide on its surface, manufacturing process and uses thereofUNIV CHINA MEDICAL·Filed 2013·Application pending·0 cites
- 2646US9535528B2Systems for displaying imagesINNOCOM TECH (SHENZHEN) CO LTD·Filed 2015·Granted Jan 3, 2017·0 cites·11 claims
- 2746US6960468B2On-spot hydrophilic enhanced slide and preparation thereofIND TECH RES INST·Filed 2002·Granted Nov 1, 2005·1 cites·5 claims
- 2846US2023121175A1Pulling rivet for fastening connection of conductive materialMEISHAN CRRC FASTENING SYS CO LTD·Filed 2020·Application pending·0 cites
- 2945US11351597B2Intelligent riveting systemMEISHAN CRRC FASTENING SYS CO LTD·Filed 2018·Granted Jun 7, 2022·0 cites·9 claims
- 3045US10309436B2Single-groove and short-tail pulling rivet and erection method thereofMEISHAN CRRC FASTENING SYS CO LTD·Filed 2016·Granted Jun 4, 2019·0 cites·3 claims
- 3144US9817055B2Testing apparatus for testing electrical circuit board having electrical connectors thereonHONGFUJIN PREC ELECTRONICS (ZHENGZHOU) CO LTD·Filed 2014·Granted Nov 14, 2017·0 cites·16 claims
- 3244US2003054434A1Active slide and the preparation method thereofFiled 2002·Application pending·0 cites
- 3342US10392144B2Hydraulic steel strapping machineMEISHAN CRRC FASTENING SYS CO LTD·Filed 2016·Granted Aug 27, 2019·0 cites·4 claims
- 3442US8477497B2Cooling device for cooling electronic componentsLIU YU-CHING·Filed 2010·Granted Jul 2, 2013·0 cites·7 claims
- 3542US7509906B2Microfluidic driving and speed controlling apparatus and application thereofIND TECH RES INST·Filed 2005·Granted Mar 31, 2009·0 cites·24 claims
- 3640US9869329B2Positional stop deviceFU TAI HUA IND (SHENZHEN) CO LTD·Filed 2016·Granted Jan 16, 2018·0 cites·11 claims
- 3740US9732740B2CylinderFU TAI HUA IND (SHENZHEN) CO LTD·Filed 2015·Granted Aug 15, 2017·0 cites·20 claims
- 3840US7157269B2On-spot hydrophilic enhanced slide and preparation thereofIND TECH RES INST·Filed 2003·Granted Jan 2, 2007·0 cites·15 claims
- 3940US2020328660A1Method and system to achieve fully redundant fail-safe switch off paths for inverter systemNIO USA INC·Filed 2019·Application pending·0 cites
- 4037US2013014383A1Manipulator, loader, and positioning structure for production lineHON HAI PREC IND CO LTD·Filed 2012·Application pending·0 cites
- 4136US2014194155A1Dynamically selecting filtering paths to avoid multi-radio coexistence interference in a communication apparatusMEDIATEK INC·Filed 2013·Application pending·0 cites
- 4235US2021301660A1Construction method for making water-rich sand layer shield over cross existing line and underneath cross sewage push pipe at close rangeBRIDGE & TUNNEL ENG COMPANY OF THE THIRD ENG GROUP CO LTD OF CHINA RAILWAY·Filed 2021·Application pending·0 cites
- 4334US2015309068A1Device and method for monitoring operations of electronic deviceHONGFUJIN PREC ELECT ZHENGZHOU CO LTD·Filed 2015·Application pending·0 cites
- 4433US10022869B2Robot control system and methodHONGFUJIN PREC ELECT ZHENGZHOU CO LTD·Filed 2016·Granted Jul 17, 2018·0 cites·10 claims
- 4528US9999167B2Removing apparatusFU TAI HUA IND SHENZHEN CO LTD·Filed 2015·Granted Jun 12, 2018·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →