Granted Patent
Utility
US 5,771,131 · App. 08/683,830
Tracking in hard disk drive using magnetoresistive heads
Inventor:
Sean Pirzadeh
Patented Case
View Patent ↗
Granted: Jun 23, 1998
Filed: Jul 18, 1996
Inventor
Sean Pirzadeh
Assignee (at issue)
Quantum 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.