Granted Patent
Utility
US 5,017,751 · App. 07/541,576
Inductively-coupled RF plasma torch
Inventors:
Charles Brecher, Richard C. Assmus, Jonathan S. Brecher
Patented Case
View Patent ↗
Granted: May 21, 1991
Filed: Jun 21, 1990
Inventors
Charles Brecher
Richard C. Assmus
Jonathan S. Brecher
Assignee (at issue)
GTE Laboratories Incorporated
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.