Granted Patent
Utility
US 5,581,286 · App. 08/371,888
Multi-channel array actuation system for an ink jet printhead
Inventors:
Donald J. Hayes, David B. Wallace
Patented Case
View Patent ↗
Granted: Dec 3, 1996
Filed: Jan 12, 1995
Inventors
Donald J. Hayes
David B. Wallace
Assignee (at issue)
Compaq Computer Corporation
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.