Granted Patent
Utility
US 5,955,211 · App. 08/890,508
Magnetoresistive film
Inventors:
Atsushi Maeda, Satoru Oikawa
Patented Case
View Patent ↗
Granted: Sep 21, 1999
Filed: Jul 9, 1997
Inventors
Atsushi Maeda
Satoru Oikawa
Assignee (at issue)
SANYO ELECTRIC CO., 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.