Granted Patent
Utility
US 6,013,552 · App. 09/090,227
Method of manufacturing a split-gate flash memory cell
Inventor:
Kenichi Oyama
Patented Case
View Patent ↗
Granted: Jan 11, 2000
Filed: Jun 4, 1998
Inventor
Kenichi Oyama
Assignee (at issue)
NEC CORPORATION
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.