Granted Patent
Utility
US 6,759,679 · App. 10/173,977
Poly-silicon layer of a thin film transistor and display device having the same
Inventor:
Ki-Yong Lee
Patented Case
View Patent ↗
Granted: Jul 6, 2004
Filed: Jun 19, 2002
Inventor
Ki-Yong Lee
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.