Granted Patent
Utility
US 4,538,167 · App. 06/300,345
Shorted junction type programmable read only memory semiconductor devices
Inventors:
Hideo Yoshino, Eisuke Arai, Kazuhide Kiuchi
Patented Case
View Patent ↗
Granted: Aug 27, 1985
Filed: Sep 8, 1981
Inventors
Hideo Yoshino
Eisuke Arai
Kazuhide Kiuchi
Assignee (at issue)
Nippon Telegraph and Telephone Public 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.