Granted Patent
Utility
US 6,213,049 · App. 09/033,862
Nozzle-injector for arc plasma deposition apparatus
Inventor:
Barry L. Yang
Patented Case
View Patent ↗
Granted: Apr 10, 2001
Filed: Mar 3, 1998
Inventor
Barry L. Yang
Assignee (at issue)
General Electric 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.