Granted Patent
Utility
US 5,615,190 · App. 08/469,066
Fixed- block architecture embedded servo disk drive without data identification (ID) regions
Inventors:
John S. Best, Steven R. Hetzler
Patented Case
View Patent ↗
Granted: Mar 25, 1997
Filed: Jun 6, 1995
Inventors
John S. Best
Steven R. Hetzler
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.