Granted Patent
Utility
US 6,809,571 · App. 09/966,091
Power control circuit with active impedance to avoid interference and sensing problems
Inventors:
Massimo Grasso, Giovanni Galli
Patented Case
View Patent ↗
Granted: Oct 26, 2004
Filed: Oct 1, 2001
Inventors
Massimo Grasso
Giovanni Galli
Assignee (at issue)
International Rectifier 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.