Granted Patent
Utility
US 4,721,901 · App. 06/843,312
Method and apparatus for reflection coefficient measurements
Inventor:
James Ashley, Jr.
Patented Case
View Patent ↗
Granted: Jan 26, 1988
Filed: Mar 24, 1986
Inventor
James Ashley, Jr.
Assignee (at issue)
HERCULES LLC
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.