Granted Patent
Utility
US 6,558,772 · App. 09/885,558
Magnetic recording medium and method of manufacturing same
Inventors:
Kiyomi Ejiri, Masahiko Mori
Patented Case
View Patent ↗
Granted: May 6, 2003
Filed: Jun 20, 2001
Inventors
Kiyomi Ejiri
Masahiko Mori
Assignee (at issue)
Fujitsu Limited
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.