Granted Patent
Utility
US 6,268,972 · App. 09/157,226
Method for measuring relative and absolute amplitudes of a signal read from a data storage medium
Inventors:
Rick Allen Philpott, Gregory Scott Winn
Patented Case
View Patent ↗
Granted: Jul 31, 2001
Filed: Sep 18, 1998
Inventors
Rick Allen Philpott
Gregory Scott Winn
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.