Granted Patent
Utility
US 6,063,491 · App. 09/038,093
Magnetoresistance effects film
Inventors:
Jun-Ichi Fujikata, Kazuhiko Hayashi, Hidefumi Yamamoto, Kunihiko Ishihara
Patented Case
View Patent ↗
Granted: May 16, 2000
Filed: Mar 11, 1998
Inventors
Jun-Ichi Fujikata
Kazuhiko Hayashi
Hidefumi Yamamoto
Kunihiko Ishihara
Assignee (at issue)
NEC CORPORATION
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.