Granted Patent
Utility
US 4,967,271 · App. 07/464,009
Television scan line doubler including temporal median filter
Inventors:
Jack J. Campbell, Yves C. Faroudja, Thomas C. Lyon
Patented Case
View Patent ↗
Granted: Oct 30, 1990
Filed: Feb 5, 1990
Inventors
Jack J. Campbell
Yves C. Faroudja
Thomas C. Lyon
Assignee (at issue)
Ives C. Faroudja
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.