Granted Patent
Utility
US 5,619,539 · App. 08/203,413
Data detection methods and apparatus for a direct access storage device
Inventors:
Jonathan Darrel Coker, Francois B. Dolivo, Richard Leo Galbraith, Reto Hermann, Walter Hirt, Kevin Vannorsdel
Patented Case
View Patent ↗
Granted: Apr 8, 1997
Filed: Feb 28, 1994
Inventors
Jonathan Darrel Coker
Francois B. Dolivo
Richard Leo Galbraith
Reto Hermann
Walter Hirt
Kevin Vannorsdel
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.