Granted Patent
Utility
US 6,780,503 · App. 10/281,947
Magnetic recording medium
Inventors:
Hitoshi Noguchi, Nobuo Yamazaki, Shinji Saito
Patented Case
View Patent ↗
Granted: Aug 24, 2004
Filed: Oct 29, 2002
Inventors
Hitoshi Noguchi
Nobuo Yamazaki
Shinji Saito
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.