Inventor
CHOI JUN HWAN
KR8 patents
⚠️ This page may combine multiple inventors who share the name “CHOI JUN HWAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UP CHEMICAL CO LTD
4 patentsUS12428435B2Sep 30, 2025
Aluminum precursor compound, production method therefor, and aluminum containing layer forming method using same
UP CHEMICAL CO LTD0 citations61
US12522921B2Jan 13, 2026
Yttrium/lanthanide metal precursor compound, composition for forming film including the same, and method of forming yttrium/lanthanide metal-containing film using the same
UP CHEMICAL CO LTD0 citations54
US10577385B2Mar 3, 2020
Group 5 metal compound, method for preparing the same, precursor composition for depositing layer containing the same, and method for depositing layer using the same
UP CHEMICAL CO LTD0 citations49
US11905305B2Feb 20, 2024
Silicon precursor compound, preparation method therefor, and silicon-containing film formation method using same
UP CHEMICAL CO LTD0 citations46