Granted Patent
Utility
US 4,764,834 · App. 07/009,588
Thin film magnetic transducer having a separate magnetically conductive layer
Inventors:
Thomas A. Roscamp, Paul D. Frank, Gary E. Roberts, Allan F. Rice
Patented Case
View Patent ↗
Granted: Aug 16, 1988
Filed: Jan 29, 1987
Inventors
Thomas A. Roscamp
Paul D. Frank
Gary E. Roberts
Allan F. Rice
Assignee (at issue)
Applied Magnetics, 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.