Granted Patent
Utility
US 5,434,672 · App. 08/082,126
Pixel error diffusion method
Inventor:
Michael D. McGuire
Patented Case
View Patent ↗
Granted: Jul 18, 1995
Filed: Jun 23, 1993
Inventor
Michael D. McGuire
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.