Granted Patent
Utility
US 6,483,744 · App. 09/887,904
Multi-state non-volatile semiconductor memory device
Inventors:
Eun-Cheol Kim, Yeong-Taek Lee
Patented Case
View Patent ↗
Granted: Nov 19, 2002
Filed: Jun 21, 2001
Inventors
Eun-Cheol Kim
Yeong-Taek 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.