Granted Patent
Utility
US 5,744,821 · App. 08/614,932
Thin film transistor-liquid crystal display having a plurality of black matrices per single pixel
Inventor:
Jun Ho Song
Patented Case
View Patent ↗
Granted: Apr 28, 1998
Filed: Mar 11, 1996
Inventor
Jun Ho Song
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.