Granted Patent
Utility
US 6,207,502 · App. 09/426,255
Method of using source/drain nitride for periphery field oxide and bit-line oxide
Inventors:
Kenneth Wo-Wai Au, David K. Foote, Steven K. Park, Fei Wang, Bharath Rangarajan
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: Oct 25, 1999
Inventors
Kenneth Wo-Wai Au
David K. Foote
Steven K. Park
Fei Wang
Bharath Rangarajan
Assignee (at issue)
Advanced Micro Devices, Inc.
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.