Granted Patent
Utility
US 4,622,667 · App. 06/675,154
Digital fail operational automatic flight control system utilizing redundant dissimilar data processing
Inventor:
Larry J. Yount
Patented Case
View Patent ↗
Granted: Nov 11, 1986
Filed: Nov 27, 1984
Inventor
Larry J. Yount
Assignee (at issue)
Sperry Corp.
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.