Granted Patent
Utility
US 5,994,239 · App. 08/993,343
Manufacturing process to eliminate polystringers in high density nand-type flash memory devices
Inventors:
Kent Kuohua Chang, Hao Fang, Ken D. Au, David Chi
Patented Case
View Patent ↗
Granted: Nov 30, 1999
Filed: Dec 18, 1997
Inventors
Kent Kuohua Chang
Hao Fang
Ken D. Au
David Chi
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.