Granted Patent
Utility
US 5,514,936 · App. 08/383,350
RF plasma source and method for plasma cleaning of surface in space
Inventors:
Weldon S. Williamson, Barret Lippey, John D. Williams
Patented Case
View Patent ↗
Granted: May 7, 1996
Filed: Feb 3, 1995
Inventors
Weldon S. Williamson
Barret Lippey
John D. Williams
Assignee (at issue)
Hughes Aircraft Company
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.