Granted Patent
Utility
US 6,809,740 · App. 09/626,709
Dithered quantization using neighborhood mask array to approximate interpolate
Inventor:
Steven Frank Weed
Patented Case
View Patent ↗
Granted: Oct 26, 2004
Filed: Jul 26, 2000
Inventor
Steven Frank Weed
Assignee (at issue)
Lexmark International, Inc.
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.