Granted Patent
Utility
US 5,502,663 · App. 08/319,524
Digital filter having independent damping and frequency parameters
Inventor:
Richard F. Lyon
Patented Case
View Patent ↗
Granted: Mar 26, 1996
Filed: Oct 7, 1994
Inventor
Richard F. Lyon
Assignee (at issue)
Apple Computer 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.