Granted Patent
Utility
US 5,969,778 · App. 08/843,507
Active matrix liquid crystal display having a contact hole
Inventors:
Young Jin Oh, Kyoung-Nam Lim
Patented Case
View Patent ↗
Granted: Oct 19, 1999
Filed: Apr 16, 1997
Inventors
Young Jin Oh
Kyoung-Nam Lim
Assignee (at issue)
LG ELECTRONICS INC.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.