Granted Patent
Utility
US 5,179,421 · App. 07/569,643
Remote tracking system particularly for moving picture cameras and method
Inventors:
Jeffrey L. Parker, David F. Sorrells, John Mix, Richard P. Daber
Patented Case
View Patent ↗
Granted: Jan 12, 1993
Filed: Aug 20, 1990
Inventors
Jeffrey L. Parker
David F. Sorrells
John Mix
Richard P. Daber
Assignee (at issue)
ParkerVision, Inc.
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.