Granted Patent
Utility
US 4,470,052 · App. 06/462,741
A-C Coupled, modulator based, phase-error sensing for IJP
Inventor:
Kenneth T. Lovelady
Patented Case
View Patent ↗
Granted: Sep 4, 1984
Filed: Feb 1, 1983
Inventor
Kenneth T. Lovelady
Assignee (at issue)
Recognition Equipment Incorporated
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.