Granted Patent
Utility
US 6,114,924 · App. 09/064,400
Dual core RF directional coupler
Inventors:
Steven L. Cain, Michael Ellis
Patented Case
View Patent ↗
Granted: Sep 5, 2000
Filed: Apr 22, 1998
Inventors
Steven L. Cain
Michael Ellis
Assignee (at issue)
ANTEC INC.
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.