Granted Patent
Utility
US 5,820,770 · App. 08/502,442
Thin film magnetic head including vias formed in alumina layer and process for making the same
Inventors:
Uri Cohen, Gene Patrick Bonnie
Patented Case
View Patent ↗
Granted: Oct 13, 1998
Filed: Jul 13, 1995
Inventors
Uri Cohen
Gene Patrick Bonnie
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.