Granted Patent
Utility
US 6,791,791 · App. 10/010,673
Disk drive with disks having different disk stiffness, thickness and material combinations
Inventors:
Steven J. Alfred, Raffi Codilian, Serge Hauert, Lin Yang
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: Nov 30, 2001
Inventors
Steven J. Alfred
Raffi Codilian
Serge Hauert
Lin Yang
Assignee (at issue)
WESTERN DIGITAL TECHNOLOGIES, INC.
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.