Granted Patent
Utility
US 6,432,503 · App. 09/052,033
Magnetic recording medium
Inventors:
Masahi Aonuma, Shinji Saito, Hitoshi Noguchi, Nobuo Yamazaki
Patented Case
View Patent ↗
Granted: Aug 13, 2002
Filed: Mar 30, 1998
Inventors
Masahi Aonuma
Shinji Saito
Hitoshi Noguchi
Nobuo Yamazaki
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.