Granted Patent
Utility
US 4,246,589 · App. 06/076,040
Inertial deflection field tilting for bi-directional printing in ink jet printers
Inventors:
Clifford M. Denny, John G. Hughes, Donald L. West
Patented Case
View Patent ↗
Granted: Jan 20, 1981
Filed: Sep 17, 1979
Inventors
Clifford M. Denny
John G. Hughes
Donald L. West
Assignee (at issue)
International Business Machines 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.