Inventor
LEE CHEOL-UNG
KR14 patents
⚠️ This page may combine multiple inventors who share the name “LEE CHEOL-UNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HYUNDAI MOTOR CO LTD
12 patentsUS11305337B2Apr 19, 2022
Method of forming casting with flow passage, and casting formed by the same
HYUNDAI MOTOR CO LTD2 citations70
US11219944B2Jan 11, 2022
Casting method for forming screw hole on inclined plane of casting, and casting integrated with insert having screw thread
HYUNDAI MOTOR CO LTD0 citations59
US11154927B2Oct 26, 2021
Composite casting system and composite casting method for manufacturing heterogeneous material casting product, and heterogeneous material casting product manufactured by composite casting method
HYUNDAI MOTOR CO LTD0 citations59
US12497104B2Dec 16, 2025
Vehicle chassis
HYUNDAI MOTOR CO LTD0 citations58
US12509161B2Dec 30, 2025
Underbody for vehicle
HYUNDAI MOTOR CO LTD0 citations57
US11396042B1Jul 26, 2022
Serial multi-cavity high pressure casting apparatus and high pressure casting method using the same
HYUNDAI MOTOR CO LTD0 citations54
US10486224B2Nov 26, 2019
Saltcore for die-casting with aluminum and manufacturing method therefor
HYUNDAI MOTOR CO LTD0 citations51
US10350673B2Jul 16, 2019
Hollow salt core and method of manufacturing the same
HYUNDAI MOTOR CO LTD0 citations51
US11830669B2Nov 28, 2023
Casting coil for a motor assembly
HYUNDAI MOTOR CO LTD0 citations50
US10682690B2Jun 16, 2020
Centrifugal casting apparatus for different materials
HYUNDAI MOTOR CO LTD0 citations49
US11241732B2Feb 8, 2022
Casting product with tubular flow passages, method of casting the same product, and cast-in pipe insert unit
HYUNDAI MOTOR CO LTD0 citations41
US10184554B2Jan 22, 2019
Differential carrier case with inserted pipe for high pressure casting
HYUNDAI MOTOR CO LTD0 citations41