Granted Patent
Utility
US 6,803,822 · App. 10/389,053
Power amplifier having a bias current control circuit
Inventors:
Ji Hoon Kim, Youn Sub Noh, Chul Soon Park, Joon-Hyung Kim
Patented Case
View Patent ↗
Granted: Oct 12, 2004
Filed: Mar 14, 2003
Inventors
Ji Hoon Kim
Youn Sub Noh
Chul Soon Park
Joon-Hyung Kim
Assignee (at issue)
INFORMATION AND COMMUNICATIONS UNIVERSITY EDUCATIONAL FOUNDATION
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.