Granted Patent
Utility
US 6,822,588 · App. 10/825,577
Pulse width modulation systems and methods
Inventors:
Jerry A. Marshall, Jr., Jeffrey Schoper, Brian Watson
Patented Case
View Patent ↗
Granted: Nov 23, 2004
Filed: Apr 15, 2004
Inventors
Jerry A. Marshall, Jr.
Jeffrey Schoper
Brian Watson
Assignee (at issue)
Agilent Technologies, 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.