Granted Patent
Utility
US 5,778,043 · App. 08/718,288
Radiation beam control system
Inventor:
Eric R. Cosman
Patented Case
View Patent ↗
Granted: Jul 7, 1998
Filed: Sep 20, 1996
Inventor
Eric R. Cosman
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.