Granted Patent
Utility
US 5,578,882 · App. 08/460,648
Passive magnetic bearings for a spindle motor
Inventors:
John C. Dunfield, Kamran Oveyssi, Gunter Heine
Patented Case
View Patent ↗
Granted: Nov 26, 1996
Filed: Jun 2, 1995
Inventors
John C. Dunfield
Kamran Oveyssi
Gunter Heine
Assignee (at issue)
Seagate Technology LLC
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.