Granted Patent
Utility
US 5,301,080 · App. 07/999,628
Bias servo loop for magneto-resistive read/write head
Inventors:
Hal Hjalmar Ottesen, Gordon James Smith
Patented Case
View Patent ↗
Granted: Apr 5, 1994
Filed: Dec 31, 1992
Inventors
Hal Hjalmar Ottesen
Gordon James Smith
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.