Granted Patent
Utility
US 5,398,219 · App. 08/165,668
Magneto-optical recording medium with amorphous alloy film layers
Inventors:
Masaki Itoh, Eizoh Fukami
Patented Case
View Patent ↗
Granted: Mar 14, 1995
Filed: Dec 13, 1993
Inventors
Masaki Itoh
Eizoh Fukami
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.