Granted Patent
Utility
US 6,674,396 · App. 09/960,278
System and method for distance measurement by inphase and quadrature signals in a radio system
Inventors:
James L. Richards, Larry W. Fullerton
Patented Case
View Patent ↗
Granted: Jan 6, 2004
Filed: Sep 21, 2001
Inventors
James L. Richards
Larry W. Fullerton
Assignee (at issue)
Time Domain 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.