Granted Patent
Utility
US 5,903,410 · App. 08/823,435
Disk drive using multiple servo timing marks that form a code of unique interrelated bit patterns
Inventors:
Mario Blaum, Steven R. Hetzler, William John Kabelac
Patented Case
View Patent ↗
Granted: May 11, 1999
Filed: Mar 24, 1997
Inventors
Mario Blaum
Steven R. Hetzler
William John Kabelac
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.