Granted Patent
Utility
US 5,625,508 · App. 08/491,103
Method and apparatus for servo demodulation in a direct access storage device
Inventors:
Dana H. Brown, Hal Hjalmar Ottesen, Gordon James Smith
Patented Case
View Patent ↗
Granted: Apr 29, 1997
Filed: Jun 16, 1995
Inventors
Dana H. Brown
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.