Inventor · disambiguated record
Sang-Hyun Chang
Also filed as: CHANG SANG HYUN
35 granted patents·5 pending applications·137 citations·filing 2014–2024
96Inventor score
Top patents by PatentIndex Score
40 records- 0196US11225419B2Sterilization module, water purification device, and system comprising water purification deviceSEOUL VIOSYS CO LTD·Filed 2020·Granted Jan 18, 2022·4 cites·19 claims
- 0295US11787707B2Sterilization module, water purification device, and system comprising water purification deviceSEOUL VIOSYS CO LTD·Filed 2022·Granted Oct 17, 2023·2 cites·20 claims
- 0394US10550011B2Sterilization module, water purification device, and system comprising water purification deviceSEOUL VIOSYS CO LTD·Filed 2018·Granted Feb 4, 2020·10 cites·16 claims
- 0494US9629122B2Method and apparatus for beamforming in wireless deviceSAMSUNG ELECTRONICS CO LTD·Filed 2015·Granted Apr 18, 2017·14 cites·20 claims
- 0590US11864547B2Adhesive-type insect trap having a cover with a light refracting portion formed thereonSEOUL VIOSYS CO LTD·Filed 2018·Granted Jan 9, 2024·5 cites·11 claims
- 0690US2025059068A1Sterilization module, water purification device, and system comprising water purification deviceSEOUL VIOSYS CO LTD·Filed 2024·Application pending·0 cites
- 0788US10028089B2Method and apparatus for estimating location in a terminalSAMSUNG ELECTRONICS CO LTD·Filed 2016·Granted Jul 17, 2018·8 cites·21 claims
- 0887US12168617B2Sterilization module, water purification device, and system comprising water purification deviceSEOUL VIOSYS CO LTD·Filed 2023·Granted Dec 17, 2024·0 cites·20 claims
- 0987US10139484B2Apparatus and method for wireless distance measurementSAMSUNG ELECTRONICS CO LTD·Filed 2015·Granted Nov 27, 2018·8 cites·36 claims
- 1086US11406095B2Adhesive-type insect trap having a light source seat and a light source mountSEOUL VIOSYS CO LTD·Filed 2018·Granted Aug 9, 2022·4 cites·7 claims
- 1186US10827738B2Insect trap using UV LEDSSEOUL VIOSYS CO LTD·Filed 2018·Granted Nov 10, 2020·4 cites·19 claims
- 1285US10149107B2Method and apparatus for estimating position of terminalSAMSUNG ELECTRONICS CO LTD·Filed 2016·Granted Dec 4, 2018·5 cites·4 claims
- 1385US10097252B2Method and apparatus for beamforming in wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2014·Granted Oct 9, 2018·6 cites·20 claims
- 1482US9867091B2Apparatus and method for searching target cell for handover in wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2014·Granted Jan 9, 2018·5 cites·20 claims
- 1578USD854118SInsect trapSEOUL VIOSYS CO LTD·Filed 2017·Granted Jul 16, 2019·17 cites·1 claims
- 1677US10698102B2Method and apparatus for reading code using short-range millimeter wave (mmWave) radarSAMSUNG ELECTRONICS CO LTD·Filed 2019·Granted Jun 30, 2020·2 cites·12 claims
- 1775US10080227B2Apparatus and method for transmitting data signals in wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2015·Granted Sep 18, 2018·2 cites·32 claims
- 1873USD814603SInsect trapSEOUL VIOSYS CO LTD·Filed 2016·Granted Apr 3, 2018·15 cites·1 claims
- 1972US11751554B2Adhesive-type insect trap having a main body for guiding and stopping movement of an adhesive sheetSEOUL VIOSYS CO LTD·Filed 2018·Granted Sep 12, 2023·1 cites·15 claims
- 2070USD826367SInsect trapSEOUL VIOSYS CO LTD·Filed 2016·Granted Aug 21, 2018·13 cites·1 claims
- 2166US10353048B2Apparatus and method for location estimation in a wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2014·Granted Jul 16, 2019·3 cites·20 claims
- 2266US9661575B2Methods and apparatuses for discovering central nodes in wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2014·Granted May 23, 2017·2 cites·32 claims
- 2364US9973886B2Wireless device searching apparatus and method in wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2014·Granted May 15, 2018·1 cites·22 claims
- 2459US10291305B2Beam training method and device in communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2014·Granted May 14, 2019·1 cites·17 claims
- 2558US9467611B2Method and apparatus for operating camera with interchangeable lensSAMSUNG ELECTRONICS CO LTD·Filed 2014·Granted Oct 11, 2016·0 cites·24 claims
- 2656US10732275B2Error compensation apparatus and method for measuring distance in wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2015·Granted Aug 4, 2020·1 cites·14 claims
- 2753US11264714B2Method and apparatus for beamforming in wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2018·Granted Mar 1, 2022·0 cites·10 claims
- 2852US11102971B2Slim insect trap using UV LEDSEOUL VIOSYS CO LTD·Filed 2018·Granted Aug 31, 2021·0 cites·17 claims
- 2950US10228458B2Method and apparatus for reading code using short-range millimeter wave (MMWAVE) radarSAMSUNG ELECTRONICS CO LTD·Filed 2017·Granted Mar 12, 2019·0 cites·16 claims
- 3050US2019133106A1Insect trapSEOUL VIOSYS CO LTD·Filed 2019·Application pending·0 cites
- 3150US2019090470A1Insect trapSEOUL VIOSYS CO LTD·Filed 2018·Application pending·0 cites
- 3249US12383761B2Wearable device for pain treatment by compound photo-chemical action principleWELLSCARE CO LTD·Filed 2021·Granted Aug 12, 2025·0 cites·10 claims
- 3349USD854117SInsect trapSEOUL VIOSYS CO LTD·Filed 2017·Granted Jul 16, 2019·4 cites·1 claims
- 3445US9807798B2Apparatus and method for operating resource in wireless local area network system supporting multi-user transmission schemeSAMSUNG ELECTRONICS CO LTD·Filed 2015·Granted Oct 31, 2017·0 cites·8 claims
- 3544US10070341B2Method and apparatus for transmitting and receiving buffer status information in wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2016·Granted Sep 4, 2018·0 cites·20 claims
- 3643US10602544B2Method and apparatus for determining carrier sense threshold in wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2016·Granted Mar 24, 2020·0 cites·20 claims
- 3742US10720989B2Apparatus and method for transmitting and receiving signal in communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2016·Granted Jul 21, 2020·0 cites·10 claims
- 3841US10251179B2Method and apparatus for communicating data between station and neighbor access point in communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2015·Granted Apr 2, 2019·0 cites·20 claims
- 3940US2018213763A1Insect trapSEOUL VIOSYS CO LTD·Filed 2018·Application pending·0 cites
- 4036US2018014297A1Method for operating wireless lan system and device for sameSAMSUNG ELECTRONICS CO LTD·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →