Inventor
HAN KWEN-WOO
KR14 patents
⚠️ This page may combine multiple inventors who share the name “HAN KWEN-WOO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAMSUNG SDI CO LTD
7 patentsUS11254871B2Feb 22, 2022
Etching composition for silicon nitride layer and method of etching silicon nitride layer using the same
SAMSUNG SDI CO LTD0 citations60
US10732504B2Aug 4, 2020
Resist underlayer composition, and method of forming patterns using the composition
SAMSUNG SDI CO LTD1 citations59
US11608471B2Mar 21, 2023
Composition for etching silicon nitride film and etching method using same
SAMSUNG SDI CO LTD0 citations49
US10093830B2Oct 9, 2018
Composition for forming a silica based layer, method for manufacturing silica based layer, and electronic device including the silica based layer
SAMSUNG SDI CO LTD1 citations49
US9902873B2Feb 27, 2018
Composition for forming silica based layer, and method for manufacturing silica based layer
SAMSUNG SDI CO LTD0 citations49
US11493848B2Nov 8, 2022
Resist underlayer composition, and method of forming patterns using the composition
SAMSUNG SDI CO LTD0 citations48
US11518909B2Dec 6, 2022
Composition for forming silica layer, manufacturing method for silica layer, and silica layer
SAMSUNG SDI CO LTD0 citations44
CHEIL IND INC
3 patentsUS7851789B2Dec 14, 2010
Photosensitive resin composition for pad protective layer, and method for making image sensor using the same
CHEIL IND INC12 citations82
US9738787B2Aug 22, 2017
Composition for forming silica-based insulating layer, method for preparing composition for forming silica-based insulating layer, silica-based insulating layer, and method for manufacturing silica-based insulating layer
CHEIL IND INC0 citations51
US9890255B2Feb 13, 2018
Modified hydrogenated polysiloxazane, composition comprising same for forming silica-based insulation layer, method for preparing composition for forming
CHEIL IND INC0 citations49