Granted Patent
Utility
US 4,641,086 · App. 06/568,990
Vector network analyzer with integral processor
Inventors:
John T. Barr, IV, Michael J. Neering, Douglas E. Fullmer, Roger P. Oblad, Wayne C. Cannon, Glenn E. Elmore
Patented Case
View Patent ↗
Granted: Feb 3, 1987
Filed: Jan 9, 1984
Inventors
John T. Barr, IV
Michael J. Neering
Douglas E. Fullmer
Roger P. Oblad
Wayne C. Cannon
Glenn E. Elmore
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.