Granted Patent
Utility
US 4,672,454 · App. 06/678,105
X-ray image scanner and method
Inventors:
Vincent D. Cannella, Zvi Yaniv, Robert R. Johnson
Patented Case
View Patent ↗
Granted: Jun 9, 1987
Filed: Dec 4, 1984
Inventors
Vincent D. Cannella
Zvi Yaniv
Robert R. Johnson
Assignee (at issue)
Energy Conversion Devices, 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.