Granted Patent
Utility
US 6,317,121 · App. 09/182,202
Liquid crystal display with level shifting function
Inventor:
Kil Bum An
Patented Case
View Patent ↗
Granted: Nov 13, 2001
Filed: Oct 30, 1998
Inventor
Kil Bum An
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.