Granted Patent
Utility
US 6,222,697 · App. 09/439,627
Apparatus with the method of unique disk identification for magnetic hard disk drives
Inventors:
Hal Hjalmar Ottesen, Gordon James Smith
Patented Case
View Patent ↗
Granted: Apr 24, 2001
Filed: Nov 12, 1999
Inventors
Hal Hjalmar Ottesen
Gordon James Smith
Assignee (at issue)
International Business Machines Corporation
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.