Granted Patent
Utility
US 6,124,742 · App. 09/013,234
Wide bandwidth frequency multiplier
Inventors:
Dean Lawrence Cook, Christopher D. Grondahl
Patented Case
View Patent ↗
Granted: Sep 26, 2000
Filed: Jan 26, 1998
Inventors
Dean Lawrence Cook
Christopher D. Grondahl
Assignee (at issue)
Motorola, 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.