Inventor · disambiguated record
Won-San Na
Also filed as: NA WON SAN
19 granted patents·2 pending applications·19 citations·filing 2015–2021
88Inventor score
Top patents by PatentIndex Score
21 records- 0188US9942955B2LED lamp using switching circuitAMOSENSE CO LTD·Filed 2015·Granted Apr 10, 2018·11 cites·4 claims
- 0279US10923951B2Magnetic induction power supply deviceAMOSENSE CO LTD·Filed 2017·Granted Feb 16, 2021·3 cites·9 claims
- 0376US10499135B2Wireless headphone having built-in flexible batteryAMOGREENTECH CO LTD·Filed 2016·Granted Dec 3, 2019·3 cites·15 claims
- 0465US10923274B2Current transformer module and power supply device including the sameAMOSENSE CO LTD·Filed 2017·Granted Feb 16, 2021·1 cites·18 claims
- 0562US11349346B2Wireless power transmission apparatusAMOSENSE CO LTD·Filed 2019·Granted May 31, 2022·1 cites·20 claims
- 0654US11322300B2Method for manufacturing a core for a current transformerAMOSENSE CO LTD·Filed 2017·Granted May 3, 2022·0 cites·6 claims
- 0753US12048068B2Heating element having fuse function and heater unit comprising sameAMOGREENTECH CO LTD·Filed 2020·Granted Jul 23, 2024·0 cites·10 claims
- 0852US11733082B2Electronic meterAMOSENSE CO LTD·Filed 2018·Granted Aug 22, 2023·0 cites·6 claims
- 0952US11201501B2Electromagnetic inductive power supply apparatusAMOSENSE CO LTD·Filed 2018·Granted Dec 14, 2021·0 cites·20 claims
- 1052US10845424B2Apparatus and method for diagnosing failure of electromagnetic-inductive power supply apparatusAMOSENSE CO LTD·Filed 2017·Granted Nov 24, 2020·0 cites·18 claims
- 1151US11394243B2Detachable seat wireless power transfer and communication systemHYUNDAI MOTOR CO LTD·Filed 2020·Granted Jul 19, 2022·0 cites·9 claims
- 1251US10958102B2Electromagnetic-inductive power supply apparatusAMOSENSE CO LTD·Filed 2017·Granted Mar 23, 2021·0 cites·15 claims
- 1350US11492775B2Manhole cover and manhole management system using the sameAMOSENSE CO LTD·Filed 2018·Granted Nov 8, 2022·0 cites·9 claims
- 1449US11915859B2Core for current transformerAMOSENSE CO LTD·Filed 2017·Granted Feb 27, 2024·0 cites·9 claims
- 1549US2024006929A1Wireless power transmitting moduleAMOSENSE CO LTD·Filed 2021·Application pending·0 cites
- 1644US11680693B2Rear lamp module for vehicle and rear combination lamp having sameAMOSENSE CO LTD·Filed 2019·Granted Jun 20, 2023·0 cites·6 claims
- 1744US11446494B2Skin care device and control method thereforAMOSENSE CO LTD·Filed 2019·Granted Sep 20, 2022·0 cites·13 claims
- 1843US12251562B2Apparatus and method for controlling output of skin care deviceAMOSENSE CO LTD·Filed 2019·Granted Mar 18, 2025·0 cites·3 claims
- 1940US12122219B2PTC unit for vehicle heater and PTC heater including the sameAMOSENSE CO LTD·Filed 2017·Granted Oct 22, 2024·0 cites·4 claims
- 2037US2020247694A1Power control apparatus and methodAMOSENSE COLTD·Filed 2018·Application pending·0 cites
- 2136US10854379B2Wireless power transfer antenna core and wireless power transfer module including sameAMOSENSE CO LTD·Filed 2017·Granted Dec 1, 2020·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →