Granted Patent
Utility
US 6,215,355 · App. 09/416,865
Constant impedance for switchable amplifier with power control
Inventors:
Ronald A. Meck, Earl W. McCune, Jr., Lawrence M. Burns
Patented Case
View Patent ↗
Granted: Apr 10, 2001
Filed: Oct 13, 1999
Inventors
Ronald A. Meck
Earl W. McCune, Jr.
Lawrence M. Burns
Assignee (at issue)
Tropian, 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.