Granted Patent
Utility
US 6,262,869 · App. 09/365,007
Spin valve sensor with encapsulated keeper layer and method of making
Inventors:
Tsann Lin, Daniele Mauri
Patented Case
View Patent ↗
Granted: Jul 17, 2001
Filed: Aug 2, 1999
Inventors
Tsann Lin
Daniele Mauri
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.