Granted Patent
Utility
US 6,441,983 · App. 09/165,750
System and method for adjusting a cutoff frequency of a tunable filter employed in a read channel of a data storage system
Inventors:
Rick Allen Philpott, Chad Mitchell
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Oct 2, 1998
Inventors
Rick Allen Philpott
Chad Mitchell
Assignee (at issue)
International Business Machines Corporation
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.