Granted Patent
Utility
US 5,757,347 · App. 08/061,802
Process for producing shaded colored images using dithering techniques
Inventor:
Robin Han
Patented Case
View Patent ↗
Granted: May 26, 1998
Filed: May 17, 1993
Inventor
Robin Han
Assignee (at issue)
Cirrus Logic 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.