Granted Patent
Utility
US 6,576,322 · App. 09/997,871
Magnetic disk
Inventors:
Shinji Saito, Takeshi Kakuta
Patented Case
View Patent ↗
Granted: Jun 10, 2003
Filed: Nov 29, 2001
Inventors
Shinji Saito
Takeshi Kakuta
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.