Granted Patent
Utility
US 5,433,795 · App. 08/122,983
Fabrication of permanent magnets without loss in magnetic properties
Inventors:
Viswanathan Panchanathan, John E. Mason
Patented Case
View Patent ↗
Granted: Jul 18, 1995
Filed: Sep 20, 1993
Inventors
Viswanathan Panchanathan
John E. Mason
Assignee (at issue)
General Motors 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.