Granted Patent
Utility
US 5,321,364 · App. 07/972,886
Network analyzer
Inventors:
Akira Nukiyama, Hideki Yamashita
Patented Case
View Patent ↗
Granted: Jun 14, 1994
Filed: Nov 6, 1992
Inventors
Akira Nukiyama
Hideki Yamashita
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.