Granted Patent
Utility
US 6,458,432 · App. 09/995,274
Process for producing magnetic disk
Inventors:
Hitoshi Noguchi, Junichi Nakamikawa, Shinji Saito
Patented Case
View Patent ↗
Granted: Oct 1, 2002
Filed: Nov 26, 2001
Inventors
Hitoshi Noguchi
Junichi Nakamikawa
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.