Granted Patent
Utility
US 6,644,853 · App. 10/116,930
X-ray tube head with improved x-ray shielding and electrical insulation
Inventors:
Arkady Kantor, John T. Griser, deceased
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Apr 5, 2002
Inventors
Arkady Kantor
John T. Griser, deceased
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.