Granted Patent
Utility
US 5,682,274 · App. 08/392,276
Method and apparatus for positioning transducers to correct for read and write element misregistration offsets which vary dependent on rotary actuator angular position across a disk medium
Inventors:
Dana H. Brown, Earl A. Cunningham, Kevin J. Erickson, Richard H. Estry, Thomas Glaser, Mark David Hagen, Hal Hjalmar Ottesen, Dean C. Palmer, John Jeffrey Stephenson
Patented Case
View Patent ↗
Granted: Oct 28, 1997
Filed: Feb 22, 1995
Inventors
Dana H. Brown
Earl A. Cunningham
Kevin J. Erickson
Richard H. Estry
Thomas Glaser
Mark David Hagen
Hal Hjalmar Ottesen
Dean C. Palmer
John Jeffrey Stephenson
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.