Granted Patent
Utility
US 5,047,802 · App. 07/366,948
Process control of electrostatographic machine by adjusting charge-to-mass ratio of toner in response to toned density of developed image
Inventors:
Lawrence J. Donivan, Joseph F. Laukaitis
Patented Case
View Patent ↗
Granted: Sep 10, 1991
Filed: Jun 15, 1989
Inventors
Lawrence J. Donivan
Joseph F. Laukaitis
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.