Granted Patent
Utility
US 5,563,749 · App. 08/347,542
Direct access storage device with opposing actuator and spindle flanges to reduce disk-to-disk spacing
Inventors:
Bryan W. Bicknese, Jeffrey F. Boigenzahn, Randy J. Bornhorst, Jerome Thomas Coffey, Todd Phillip Fracek, Douglas W. Johnson, Richard E. Lagergren, James M. Rigotti, Marvin A. Schlimmer
Patented Case
View Patent ↗
Granted: Oct 8, 1996
Filed: Nov 30, 1994
Inventors
Bryan W. Bicknese
Jeffrey F. Boigenzahn
Randy J. Bornhorst
Jerome Thomas Coffey
Todd Phillip Fracek
Douglas W. Johnson
Richard E. Lagergren
James M. Rigotti
Marvin A. Schlimmer
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.