Granted Patent
Utility
US 6,476,992 · App. 09/452,839
Magnetic disk apparatus and optimum offset measuring method
Inventor:
Keiji Shimatani
Patented Case
View Patent ↗
Granted: Nov 5, 2002
Filed: Dec 6, 1999
Inventor
Keiji Shimatani
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.