Granted Patent
Utility
US 4,555,740 · App. 06/482,654
Thin film transducer head for inductive recording and magnetoresistive reading
Inventors:
Bruce J. Jackson, Ralph Simmons, Mike L. Covault
Patented Case
View Patent ↗
Granted: Nov 26, 1985
Filed: Apr 4, 1983
Inventors
Bruce J. Jackson
Ralph Simmons
Mike L. Covault
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.