Inventor
LEE YOUNGKYU
KR8 patents
⚠️ This page may combine multiple inventors who share the name “LEE YOUNGKYU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ITS CO LTD
4 patentsUS10706709B2Jul 7, 2020
Preventive maintenance method of driving device
ITS CO LTD1 citations58
US10699553B2Jun 30, 2020
Preventive maintenance method of driving device
ITS CO LTD1 citations58
US11845632B2Dec 19, 2023
Method of predictively maintaining elevator driving unit
ITS CO LTD0 citations47
US11472669B2Oct 18, 2022
Method of highly efficiently operating elevator by analyzing operation of elevator
ITS CO LTD0 citations47