Granted Patent
Utility
US 5,449,897 · App. 08/318,048
Automatic gain calibration for gamma camera system
Inventors:
Hugo Bertelsen, Horace H. Hines
Patented Case
View Patent ↗
Granted: Sep 12, 1995
Filed: Oct 3, 1994
Inventors
Hugo Bertelsen
Horace H. Hines
Assignee (at issue)
ADAC Laboratories, Inc.
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.