Granted Patent
Utility
US 4,977,494 · App. 07/312,105
High speed digital motion controller architecture
Inventors:
John B. Gabaldon, Daniel D. Evans
Patented Case
View Patent ↗
Granted: Dec 11, 1990
Filed: Feb 17, 1989
Inventors
John B. Gabaldon
Daniel D. Evans
Assignee (at issue)
Hughes Aircraft Company
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.