Granted Patent
Utility
US 5,198,998 · App. 07/729,557
Erasable programmable read only memory
Inventor:
Hiroyuki Kobatake
Patented Case
View Patent ↗
Granted: Mar 30, 1993
Filed: Jul 15, 1991
Inventor
Hiroyuki Kobatake
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.