Inventor · disambiguated record
Ji Han Lee
Also filed as: LEE JI-HAN
8 granted patents·8 pending applications·4 citations·filing 2017–2024
74Inventor score
Files withHYUNDAI MOTOR CO LTD16
Top patents by PatentIndex Score
16 records- 0182US12176584B2Gas diffusion layer for fuel cell, method of manufacturing the same, and unit cell for fuel cell including the sameHYUNDAI MOTOR CO LTD·Filed 2023·Granted Dec 24, 2024·0 cites·8 claims
- 0280US11223292B2United converter apparatus and operating method thereofHYUNDAI MOTOR CO LTD·Filed 2019·Granted Jan 11, 2022·3 cites·14 claims
- 0379US11276863B2Gas diffusion layer for fuel cell and method for manufacturing the sameHYUNDAI MOTOR CO LTD·Filed 2020·Granted Mar 15, 2022·1 cites·16 claims
- 0468US2022200017A1Gas Diffusion Layer for Fuel Cell, Method of Manufacturing the Same, and Unit Cell for Fuel Cell Including the SameHYUNDAI MOTOR CO LTD·Filed 2021·Application pending·0 cites
- 0568US2025202346A1Power factor correction circuit switching method for reducing leakage currentHYUNDAI MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 0666US2025075312A1Separator processing device for electrochemical apparatus and sputtering targetHYUNDAI MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 0765US2024105963A1Method for manufacturing gas diffusion layer for fuel cell and gas diffusion layer manufactured therebyHYUNDAI MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 0864US2024191372A1Porous Transport Layer For Cathode and Water Electrolysis Cell Comprising the SameHYUNDAI MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 0962US12420649B2Power supply system of aircraft and control method thereofHYUNDAI MOTOR CO LTD·Filed 2023·Granted Sep 23, 2025·0 cites·19 claims
- 1062US11611085B2Multiple perforation plate for separator of fuel cellHYUNDAI MOTOR CO LTD·Filed 2020·Granted Mar 21, 2023·0 cites·20 claims
- 1161US12283725B2Open-cathode-type fuel cell system and aerial vehicle using the sameHYUNDAI MOTOR CO LTD·Filed 2022·Granted Apr 22, 2025·0 cites·13 claims
- 1261US2023187777A1Jig for surface treatment of a separator and a separator for a fuel cell manufactured by sameHYUNDAI MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 1360US11247576B2Power factor correction circuit capable of performing bidirectional power transfer and charger including the sameHYUNDAI MOTOR CO LTD·Filed 2020·Granted Feb 15, 2022·0 cites·16 claims
- 1460US2023065789A1Gas diffusion layer for fuel cell including carboxymethyl cellulose and mehtod for producing the sameHYUNDAI MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 1557US2024034172A1Electrified Vehicle Charging System and Operating Method ThereofHYUNDAI MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 1653US10593957B2Gas diffusion layer for fuel cells and method of manufacturing the sameHYUNDAI MOTOR CO LTD·Filed 2017·Granted Mar 17, 2020·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →