Granted Patent
Utility
US 5,045,166 · App. 07/526,572
Magnetron method and apparatus for producing high density ionic gas discharge
Inventor:
Stephen M. Bobbio
Patented Case
View Patent ↗
Granted: Sep 3, 1991
Filed: May 21, 1990
Inventor
Stephen M. Bobbio
Assignee (at issue)
MCNC
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.