Inventor

CHA SANG HWAN

KR3 patents

⚠️ This page may combine multiple inventors who share the name “CHA SANG HWAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LG ELECTRONICS INC

1 patent

US8363209B2Jan 29, 2013

Method and apparatus to adjust misalignment of the maskless exposure apparatus

LG ELECTRONICS INC2 citations54

CHA SANG HWAN

1 patent

US8072580B2Dec 6, 2011

Maskless exposure apparatus and method of manufacturing substrate for display using the same

CHA SANG HWAN2 citations43

LG DISPLAY CO LTD

1 patent

US7916277B2Mar 29, 2011

Exposing apparatus having substrate chuck of good flatness

LG DISPLAY CO LTD0 citations34