Granted Patent
Utility
US 5,948,550 · App. 08/629,400
Magnetoresistive film
Inventors:
Shigeo Fujii, Shin Noguchi
Patented Case
View Patent ↗
Granted: Sep 7, 1999
Filed: Apr 8, 1996
Inventors
Shigeo Fujii
Shin Noguchi
Assignee (at issue)
HITACHI, LTD.
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.