Granted Patent
Utility
US 6,205,324 · App. 09/240,000
Broadband double-balanced frequency mixer
Inventor:
Joel D. Bickford
Patented Case
View Patent ↗
Granted: Mar 20, 2001
Filed: Jan 29, 1999
Inventor
Joel D. Bickford
Assignee (at issue)
Agilent Technologies, 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.