Granted Patent
Utility
US 6,034,830 · App. 08/789,122
Information recording medium having divided cylinder address storage
Inventor:
Tatsuro Sasamoto
Patented Case
View Patent ↗
Granted: Mar 7, 2000
Filed: Jan 27, 1997
Inventor
Tatsuro Sasamoto
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.