Inventor · disambiguated record
Hyun Rok Cha
Also filed as: CHA HYUN-ROK
11 granted patents·3 pending applications·46 citations·filing 2002–2019
86Inventor score
Files withSAMSUNG KWANGJU ELECTRONICS CO4CHA HYUN ROK3KOREA INST IND TECH3KOREA IND TECH INST2IM DAE YEONG1
Top patents by PatentIndex Score
14 records- 0181US10766543B2Joint member for coupling chassis frame and variable chassis module of vehicle using the sameKOREA INST IND TECH·Filed 2018·Granted Sep 8, 2020·7 cites·20 claims
- 0270US7109618B2MotorSAMSUNG KWANGJU ELECTRONICS CO·Filed 2004·Granted Sep 19, 2006·13 cites·10 claims
- 0367US8276877B2Solenoid valve controlled by wireless communicationCHA HYUN ROK·Filed 2009·Granted Oct 2, 2012·6 cites·4 claims
- 0460US6833508B2Holder for lead wireSAMSUNG KWANGJU ELECTRONICS CO·Filed 2003·Granted Dec 21, 2004·14 cites·4 claims
- 0559US9400161B2OCT probe using PZTCHA HYUN ROK·Filed 2012·Granted Jul 26, 2016·2 cites·4 claims
- 0658US9512549B2Washing machine using ultrasonic vibrationsIM DAE YEONG·Filed 2011·Granted Dec 6, 2016·2 cites·5 claims
- 0755US8870708B2Direct type driving module of differential gear for electric vehicleCHA HYUN ROK·Filed 2011·Granted Oct 28, 2014·2 cites·9 claims
- 0850US11383297B2Method of manufacturing a metal hybrid, heat-dissipating materialKOREA INST IND TECH·Filed 2019·Granted Jul 12, 2022·0 cites·13 claims
- 0948US9156072B2Ultrasonic extrusion apparatus for metal materialKOREA IND TECH INST·Filed 2012·Granted Oct 13, 2015·0 cites·5 claims
- 1045US2021398745A1Device for manufacturing soft magnetic material using ultrasonic vibration, manufacturing method thereof, and soft magnetic material manufactured using the sameKOREA INST IND TECH·Filed 2019·Application pending·0 cites
- 1143US9696364B2Apparatus and method for detecting fault in digitizerKOREA IND TECH INST·Filed 2014·Granted Jul 4, 2017·0 cites·16 claims
- 1236US6806609B2Single phase induction motor and hermetic reciprocal compressor having a single phase induction motorSAMSUNG KWANGJU ELECTRONICS CO·Filed 2002·Granted Oct 19, 2004·0 cites·16 claims
- 1336US2004055140A1Stator winding method of induction motor for compressorFiled 2003·Application pending·0 cites
- 1433US2004251864A1Apparatus and method for controlling brushless DC motorSAMSUNG KWANGJU ELECTRONICS CO·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →