Granted Patent
Utility
US 4,461,944 · App. 06/386,152
System for interfacing an encoder to a microcomputer
Inventor:
Robert K. Cohen
Patented Case
View Patent ↗
Granted: Jul 24, 1984
Filed: Jun 7, 1982
Inventor
Robert K. Cohen
Assignee (at issue)
General Electric 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.