Granted Patent
Utility
US 4,999,644 · App. 07/451,851
User selectable drop charge synchronization for traveling wave-stimulated, continuous ink jet printers
Inventors:
James A. Katerberg, David N. Pipkorn
Patented Case
View Patent ↗
Granted: Mar 12, 1991
Filed: Dec 18, 1989
Inventors
James A. Katerberg
David N. Pipkorn
Assignee (at issue)
EASTMAN KODAK COMPANY
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.