Granted Patent
Utility
US 6,721,063 · App. 09/487,543
Image rendering system and method using sum and difference error diffusion with arbitrary and redundant colors
Inventor:
Steven J. Harrington
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: Jan 19, 2000
Inventor
Steven J. Harrington
Assignee (at issue)
Xerox 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.