Granted Patent
Utility
US 5,315,469 · App. 07/736,449
Magnetic recording head which produces variable erase bands
Inventor:
Michael McNeil
Patented Case
View Patent ↗
Granted: May 24, 1994
Filed: Jul 25, 1991
Inventor
Michael McNeil
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.