Granted Patent
Utility
US 6,185,079 · App. 09/189,321
Disk drive with thermal asperity reduction circuitry using a magnetic tunnel junction sensor
Inventor:
Hardayal Singh Gill
Patented Case
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Granted: Feb 6, 2001
Filed: Nov 9, 1998
Inventor
Hardayal Singh Gill
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.