Granted Patent
Utility
US 6,121,810 · App. 09/167,057
Integrated delay line calibration method and apparatus for direct access storage device (DASD)
Inventor:
Rick Allen Philpott
Patented Case
View Patent ↗
Granted: Sep 19, 2000
Filed: Oct 6, 1998
Inventor
Rick Allen Philpott
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.