Granted Patent
Utility
US 5,083,365 · App. 07/206,825
Process for manufacturing a magnetic head
Inventor:
Toshio Matsumoto
Patented Case
View Patent ↗
Granted: Jan 28, 1992
Filed: Jun 15, 1988
Inventor
Toshio Matsumoto
Assignee (at issue)
Mitsubishi Denki K.K.
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.