Granted Patent
Utility
US 6,330,137 · App. 09/330,461
Magnetoresistive read sensor including a carbon barrier layer and method for making same
Inventors:
Kenneth E. Knapp, Robert Earl Rottmayer, Francis W. Ryan
Patented Case
View Patent ↗
Granted: Dec 11, 2001
Filed: Jun 11, 1999
Inventors
Kenneth E. Knapp
Robert Earl Rottmayer
Francis W. Ryan
Assignee (at issue)
Read Rite 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.