Granted Patent
Utility
US 5,376,573 · App. 08/165,445
Method of making a flash EPROM device utilizing a single masking step for etching and implanting source regions within the EPROM core and redundancy areas
Inventors:
Robert B. Richart, Shyam Garg, Fei Wang
Patented Case
View Patent ↗
Granted: Dec 27, 1994
Filed: Dec 10, 1993
Inventors
Robert B. Richart
Shyam Garg
Fei Wang
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.