Granted Patent
Utility
US 6,009,004 · App. 09/140,247
Single-phase harmonic filter system
Inventor:
Mahesh M. Swamy
Patented Case
View Patent ↗
Granted: Dec 28, 1999
Filed: Aug 26, 1998
Inventor
Mahesh M. Swamy
Assignee (at issue)
MTE, LLC
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.