Granted Patent
Utility
US 6,429,434 · App. 09/398,497
Transmission attenuation correction method for PET and SPECT
Inventors:
Charles C. Watson, Stephen D. Miller, Ronald Nutt, Michael E. Casey, James J. Hamill
Patented Case
View Patent ↗
Granted: Aug 6, 2002
Filed: Sep 17, 1999
Inventors
Charles C. Watson
Stephen D. Miller
Ronald Nutt
Michael E. Casey
James J. Hamill
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.