IP Library Granted Patent US 5,874,974
Granted Patent Utility
US 5,874,974 · App. 08/608,376

Reliable high performance drop generator for an inkjet printhead

Inventors: Kenneth J. Courian, John L. Stoffel, Richard A. Sader, Keshava A. Prasad, Steven L. Webb, David H. Donovan, Jules G. Moritz, III, Brian J. Keefe, Steven W. Steinfield, Winthrop D. Childers
Patented Case View Patent ↗
Granted: Feb 23, 1999 Filed: Feb 28, 1996
Inventors
Kenneth J. Courian
John L. Stoffel
Richard A. Sader
Keshava A. Prasad
Steven L. Webb
David H. Donovan
Jules G. Moritz, III
Brian J. Keefe
Steven W. Steinfield
Winthrop D. Childers
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.

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Quick Facts
Patent No.
US 5,874,974
App. No.
08/608,376
Filed
1996-02-28
Granted
1999-02-23
Kind
A