Granted Patent
Utility
US 5,805,178 · App. 08/750,602
Ink jet halftoning with different ink concentrations
Inventor:
Kia Silverbrook
Patented Case
View Patent ↗
Granted: Sep 8, 1998
Filed: Dec 4, 1996
Inventor
Kia Silverbrook
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.