Granted Patent
Utility
US 6,111,730 · App. 08/945,449
Dual layer magnetic exchange stabilization for MR heads
Inventor:
Juan Fernandez-de-Castro
Patented Case
View Patent ↗
Granted: Aug 29, 2000
Filed: Oct 22, 1997
Inventor
Juan Fernandez-de-Castro
Assignee (at issue)
Seagate Technology LLC
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.