Granted Patent
Utility
US 5,377,092 · App. 07/977,018
Method and apparatus for harmonic distortion correction
Inventors:
Edwin W. Rowand, Donald J. Lucas
Patented Case
View Patent ↗
Granted: Dec 27, 1994
Filed: Nov 16, 1992
Inventors
Edwin W. Rowand
Donald J. Lucas
Assignee (at issue)
International Power Machines
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.