Granted Patent
Utility
US 6,426,769 · App. 09/072,626
High-quality switched analog video communications over unshielded twisted pair
Inventors:
Lester F. Ludwig, J. Chris Lauwers
Patented Case
View Patent ↗
Granted: Jul 30, 2002
Filed: May 5, 1998
Inventors
Lester F. Ludwig
J. Chris Lauwers
Assignee (at issue)
COLLABORATION PROPERTIES, 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.