Granted Patent
Utility
US 5,563,642 · App. 08/320,084
Inkjet printhead architecture for high speed ink firing chamber refill
Inventors:
Brian J. Keefe, May F. Ho, Kenneth J. Courian, Steven W. Steinfield, Winthrop D. Childers, Ellen R. Tappon, Kenneth E. Trueba, Terri I. Chapman, William R. Knight, Jules G. Moritz, III
Patented Case
View Patent ↗
Granted: Oct 8, 1996
Filed: Oct 6, 1994
Inventors
Brian J. Keefe
May F. Ho
Kenneth J. Courian
Steven W. Steinfield
Winthrop D. Childers
Ellen R. Tappon
Kenneth E. Trueba
Terri I. Chapman
William R. Knight
Jules G. Moritz, III
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.