Granted Patent
Utility
US 5,762,064 · App. 08/376,988
Medical magnetic positioning system and method for determining the position of a magnetic probe
Inventor:
Donald G. Polvani
Patented Case
View Patent ↗
Granted: Jun 9, 1998
Filed: Jan 23, 1995
Inventor
Donald G. Polvani
Assignee (at issue)
NORTHROP GRUMMAN 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.