Granted Patent
Utility
US 4,693,077 · App. 06/886,624
Closed-loop engine control with feedback torque error compensation
Inventors:
Charles Anthony Skarvan, Stephen A. Fisher
Patented Case
View Patent ↗
Granted: Sep 15, 1987
Filed: Jul 18, 1986
Inventors
Charles Anthony Skarvan
Stephen A. Fisher
Assignee (at issue)
General Motors LLC
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.