Granted Patent
Utility
US 6,373,339 · App. 09/879,933
Active bias network circuit for radio frequency amplifier
Inventors:
Phillip Antognetti, Jim Griffiths, David R. Helms, James Moniz, Scott Munro, Joshua C. Park, Carl Stuebing, Xiangdong Zhang
Patented Case
View Patent ↗
Granted: Apr 16, 2002
Filed: Jun 14, 2001
Inventors
Phillip Antognetti
Jim Griffiths
David R. Helms
James Moniz
Scott Munro
Joshua C. Park
Carl Stuebing
Xiangdong Zhang
Assignee (at issue)
International Business Machines 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.