Granted Patent
Utility
US 5,751,265 · App. 08/442,836
Apparatus and method for producing shaded images on display screens
Inventor:
Robin Sungsoo Han
Patented Case
View Patent ↗
Granted: May 12, 1998
Filed: May 16, 1995
Inventor
Robin Sungsoo 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.