Granted Patent
Utility
US 5,452,163 · App. 08/173,590
Multilayer magnetoresistive sensor
Inventors:
Kevin R. Coffey, Robert E. Fontana, Jr., James K. Howard, Todd Hylton, Michael Andrew Parker, Ching Hwa Tsang
Patented Case
View Patent ↗
Granted: Sep 19, 1995
Filed: Dec 23, 1993
Inventors
Kevin R. Coffey
Robert E. Fontana, Jr.
James K. Howard
Todd Hylton
Michael Andrew Parker
Ching Hwa Tsang
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.