Granted Patent
Utility
US 6,137,643 · App. 09/167,050
Thermal asperity detection with long magnet rejection for direct access storage device (DASD)
Inventor:
David Timothy Flynn
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Oct 6, 1998
Inventor
David Timothy Flynn
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.