Granted Patent
Utility
US 4,631,409 · App. 06/596,480
Scintillator crystal having a highly reflective surface
Inventors:
Frank M. Sparacia, Oley D. Wimer
Patented Case
View Patent ↗
Granted: Dec 23, 1986
Filed: Apr 3, 1984
Inventors
Frank M. Sparacia
Oley D. Wimer
Assignee (at issue)
Harshaw/Filtrol Partnership
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.