Granted Patent
Utility
US 6,348,909 · App. 09/388,750
Grey-scale LCD driver
Inventor:
Min Seok Kim
Patented Case
View Patent ↗
Granted: Feb 19, 2002
Filed: Sep 2, 1999
Inventor
Min Seok Kim
Assignee (at issue)
SAMSUNG DISPLAY CO., LTD.
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.