Granted Patent
Utility
US 4,467,201 · App. 06/355,837
Imaging devices and systems
Inventors:
Anthony Clark Blackburn, John B. Readhead
Patented Case
View Patent ↗
Granted: Aug 21, 1984
Filed: Mar 8, 1982
Inventors
Anthony Clark Blackburn
John B. Readhead
Assignee (at issue)
U.S. Philips Corporation
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.