Granted Patent
Utility
US 6,509,793 · App. 09/862,760
Switching amplifier resolution enhancement apparatus and methods
Inventor:
Larry Kim
Patented Case
View Patent ↗
Granted: Jan 21, 2003
Filed: May 21, 2001
Inventor
Larry Kim
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.