Granted Patent
Utility
US 5,966,600 · App. 08/975,496
DRAM process with a multilayer stack structure
Inventor:
Gary Hong
Patented Case
View Patent ↗
Granted: Oct 12, 1999
Filed: Nov 21, 1997
Inventor
Gary Hong
Assignee (at issue)
United Semiconductor Corp.
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.