Granted Patent
Utility
US 5,867,183 · App. 08/584,033
Apparatus for driving multiple ink jet printheads with a single set of drive outputs
Inventors:
Robert W. Cornell, George Keith Parish, Lawrence Russell Steward, David Waldrop
Patented Case
View Patent ↗
Granted: Feb 2, 1999
Filed: Jan 11, 1996
Inventors
Robert W. Cornell
George Keith Parish
Lawrence Russell Steward
David Waldrop
Assignee (at issue)
Lexmark International, 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.