Granted Patent
Utility
US 5,422,827 · App. 08/017,696
Integrated video scaling and sharpening filter
Inventor:
Jeffrey A. Niehaus
Patented Case
View Patent ↗
Granted: Jun 6, 1995
Filed: Feb 12, 1993
Inventor
Jeffrey A. Niehaus
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.