Granted Patent
Utility
US 6,159,808 · App. 09/437,952
Method of forming self-aligned DRAM cell
Inventor:
Shu-Ya Chuang
Patented Case
View Patent ↗
Granted: Dec 12, 2000
Filed: Nov 12, 1999
Inventor
Shu-Ya Chuang
Assignees (at issue)
United Semiconductor Corp.
WINBOND ELECTRONICS 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.