Inventor · disambiguated record
Kyu Jin Choi
Also filed as: CHOI KYU-JIN
33 granted patents·17 pending applications·108 citations·filing 2002–2024
95Inventor score
Files withSAMSUNG ELECTRO MECH21EUGENE TECHNOLOGY CO LTD11JUSUNG ENG CO LTD5SK HYNIX INC4EUGENUS INC2
Top patents by PatentIndex Score
50 records- 0190US7736042B2Back light unitLS TECH CO LTD·Filed 2007·Granted Jun 15, 2010·57 cites·61 claims
- 0286US9312909B2RF switchSAMSUNG ELECTRO MECH·Filed 2014·Granted Apr 12, 2016·8 cites·12 claims
- 0385US11587784B2Smooth titanium nitride layers and methods of forming the sameEUGENUS INC·Filed 2019·Granted Feb 21, 2023·3 cites·15 claims
- 0484US9331690B2Switching circuit and RF switch including the sameSAMSUNG ELECTRO MECH·Filed 2014·Granted May 3, 2016·6 cites·14 claims
- 0583US10392702B2Substrate processing apparatusEUGENE TECHNOLOGY CO LTD·Filed 2016·Granted Aug 27, 2019·5 cites·11 claims
- 0681US10741396B2Substrate processing apparatusEUGENE TECHNOLOGY CO LTD·Filed 2016·Granted Aug 11, 2020·4 cites·9 claims
- 0779US10840118B2Substrate processing apparatus and method for assembling tube assemblyEUGENE TECHNOLOGY CO LTD·Filed 2016·Granted Nov 17, 2020·3 cites·8 claims
- 0877US10505512B2Tunable inductor circuitSAMSUNG ELECTRO MECH·Filed 2017·Granted Dec 10, 2019·3 cites·14 claims
- 0973US10364494B2Substrate processing apparatusEUGENE TECHNOLOGY CO LTD·Filed 2016·Granted Jul 30, 2019·2 cites·13 claims
- 1072US12444603B2Smooth titanium nitride layers and methods of forming the sameEUGENUS INC·Filed 2023·Granted Oct 14, 2025·0 cites·19 claims
- 1171US10892719B2Multistage power amplifier with linearity compensating functionSAMSUNG ELECTRO MECH·Filed 2019·Granted Jan 12, 2021·2 cites·17 claims
- 1269US10911002B2Multistage power amplifier with bias compensating functionSAMSUNG ELECTRO MECH·Filed 2019·Granted Feb 2, 2021·1 cites·20 claims
- 1368US2024282768A1Semiconductor deviceSK HYNIX INC·Filed 2024·Application pending·0 cites
- 1468US2024258308A1Semiconductor deviceSK HYNIX INC·Filed 2024·Application pending·0 cites
- 1567US9843298B2Power amplifier and method of controlling output of power amplifierSAMSUNG ELECTRO MECH·Filed 2016·Granted Dec 12, 2017·2 cites·17 claims
- 1666US10868503B2Power amplifier apparatus and methodSAMSUNG ELECTRO MECH·Filed 2018·Granted Dec 15, 2020·1 cites·20 claims
- 1766US9124353B2Switching circuit and RF switch including the sameSAMSUNG ELECTRO MECH·Filed 2014·Granted Sep 1, 2015·2 cites·11 claims
- 1866US6857388B2Cold wall chemical vapor deposition apparatus with a heater control unitJUSUNG ENG CO LTD·Filed 2002·Granted Feb 22, 2005·6 cites·5 claims
- 1965US10429876B2Reference current generating circuit with process variation compensationSAMSUNG ELECTRO MECH·Filed 2018·Granted Oct 1, 2019·1 cites·18 claims
- 2064US10707820B2Power amplifying apparatus with asymmetrical amplification structure and linearitySAMSUNG ELECTRO MECH·Filed 2018·Granted Jul 7, 2020·1 cites·16 claims
- 2162US11984446B2Semiconductor device with capacitors having different dielectric layer heightsSK HYNIX INC·Filed 2021·Granted May 14, 2024·0 cites·9 claims
- 2256US11702737B2Batch-type substrate processing apparatus and operation method thereofEUGENE TECHNOLOGY CO LTD·Filed 2020·Granted Jul 18, 2023·0 cites·9 claims
- 2352US2021102287A1Thin film deposition apparatus and thin film deposition methodEUGENE TECHNOLOGY CO LTD·Filed 2020·Application pending·0 cites
- 2451US2010006539A1Apparatus for manufacturing semiconductorJUSUNG ENG CO LTD·Filed 2008·Application pending·0 cites
- 2549US12206437B2Time-division multiplexing-based multi-channel electrocardiogram measurement apparatus robust against power line interference and electrocardiogram measurement method using the samePOSTECH ACAD IND FOUND·Filed 2022·Granted Jan 21, 2025·0 cites·12 claims
- 2649US2015348700A1On-chip inductor and method for manufacturing the sameSAMSUNG ELECTRO MECH·Filed 2014·Application pending·0 cites
- 2749US2005056223A1Cold wall chemical vapor deposition apparatus and cleaning method of a chamber for the sameFiled 2004·Application pending·0 cites
- 2848US11972946B2Method for removing impurities in thin film and substrate processing apparatusEUGENE TECHNOLOGY CO LTD·Filed 2022·Granted Apr 30, 2024·0 cites·7 claims
- 2948US11139786B2Amplifying device with adaptive CTAT biasing controlSAMSUNG ELECTRO MECH·Filed 2019·Granted Oct 5, 2021·0 cites·20 claims
- 3048US10972056B2Bias circuit and amplifying device with dual compensationSAMSUNG ELECTRO MECH·Filed 2019·Granted Apr 6, 2021·0 cites·20 claims
- 3148US2023389305A1Semiconductor memory deviceSK HYNIX INC·Filed 2022·Application pending·0 cites
- 3247US10924062B2Power amplifying apparatus having bias boosting structure with improved linearitySAMSUNG ELECTRO MECH·Filed 2018·Granted Feb 16, 2021·0 cites·18 claims
- 3347US6887794B2Pre-cleaning method of substrate for semiconductor deviceJUSUNG ENG CO LTD·Filed 2002·Granted May 3, 2005·1 cites·2 claims
- 3447US2014357517A1Radiation exposure diagnostic marker igfbp-5, composition for radiation exposure diagnosis by measuring the expression level of the marker, radiation exposure diagnostic kit comprising the composition, and method for diagnosing radiation exposure using the markerKOREA INST RADL & MED SCIENCES·Filed 2012·Application pending·0 cites
- 3546US10581392B2Power amplifying deviceSAMSUNG ELECTRO MECH·Filed 2018·Granted Mar 3, 2020·0 cites·21 claims
- 3644US9667247B2Radio frequency switchSAMSUNG ELECTRO MECH·Filed 2015·Granted May 30, 2017·0 cites·16 claims
- 3744US9577583B2Power amplifierSAMSUNG ELECTRO MECH·Filed 2014·Granted Feb 21, 2017·0 cites·19 claims
- 3844US2012129321A1Apparatus for manufacturing semiconductorYANG CHEOL HOON·Filed 2012·Application pending·0 cites
- 3944US2010101730A1Substrate processing apparatusJUSUNG ENG CO LTD·Filed 2009·Application pending·0 cites
- 4043US11431299B2Bias circuit and amplifying device with temperature compensationSAMSUNG ELECTRO MECH·Filed 2019·Granted Aug 30, 2022·0 cites·18 claims
- 4143US10693424B2Power amplifying apparatus with wideband linearitySAMSUNG ELECTRO MECH·Filed 2018·Granted Jun 23, 2020·0 cites·19 claims
- 4240US2023165861A1Use for protecting or mitigating radiation damage, and for preventing or treating pulmonary fibrosisKOREA INST RADIOLOGICAL & MEDICAL SCIENCES·Filed 2018·Application pending·0 cites
- 4338US2015236749A1Radio frequency switching circuitSAMSUNG ELECTRO MECH·Filed 2014·Application pending·0 cites
- 4437US2015188501A1Power amplifying apparatusSAMSUNG ELECTRO MECH·Filed 2014·Application pending·0 cites
- 4536US2016154935A1Web resource accessing and processing methodINFINITT HEALTHCARE CO LTD·Filed 2015·Application pending·0 cites
- 4635US10199225B2Substrate processing apparatusEUGENE TECHNOLOGY CO LTD·Filed 2016·Granted Feb 5, 2019·0 cites·11 claims
- 4734US11488845B2Substrate processing apparatusEUGENE TECHNOLOGY CO LTD·Filed 2016·Granted Nov 1, 2022·0 cites·16 claims
- 4834US2004121609A1Method for forming silicon epitaxial layerJUSUNG ENG CO LTD·Filed 2003·Application pending·0 cites
- 4933US2018105933A1Substrate processing apparatus and method for cleaning chamberEUGENE TECHNOLOGY CO LTD·Filed 2016·Application pending·0 cites
- 5032US2018122638A1Substrate processing apparatusEUGENE TECHNOLOGY CO LTD·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →