Granted Patent
Utility
US 4,620,133 · App. 06/343,734
Color image display systems
Inventors:
Albert M. Morrell, Richard H. Hughes, William H. Barkow
Patented Case
View Patent ↗
Granted: Oct 28, 1986
Filed: Jan 29, 1982
Inventors
Albert M. Morrell
Richard H. Hughes
William H. Barkow
Assignee (at issue)
RCA 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.