Granted Patent
Utility
US 5,491,101 · App. 08/348,100
Manufacturing method of non-volatile semiconductor memory devices
Inventors:
Kyoko Miyamoto, Fumihiko Noro
Patented Case
View Patent ↗
Granted: Feb 13, 1996
Filed: Nov 25, 1994
Inventors
Kyoko Miyamoto
Fumihiko Noro
Assignee (at issue)
Matsushita Electronics 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.