Granted Patent
Utility
US 4,564,915 · App. 06/353,373
YIQ Computer graphics system
Inventors:
Lawrence J. Evans, Junaid Sheikh, Rodney Stock, Kenneth E. Turkowski
Patented Case
View Patent ↗
Granted: Jan 14, 1986
Filed: Mar 1, 1982
Inventors
Lawrence J. Evans
Junaid Sheikh
Rodney Stock
Kenneth E. Turkowski
Assignee (at issue)
Ampex 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.