Granted Patent
Utility
US 6,710,957 · App. 09/944,703
Servo mark detection device and servo mark detection method
Inventor:
Kazuaki Nakasato
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Aug 31, 2001
Inventor
Kazuaki Nakasato
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.