Granted Patent
Utility
US 4,521,794 · App. 06/626,487
Electrode and semiconductor device provided with the electrode
Inventors:
Katsumi Murase, Yoshihiko Mizushima
Patented Case
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Granted: Jun 4, 1985
Filed: Jul 3, 1984
Inventors
Katsumi Murase
Yoshihiko Mizushima
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.