Granted Patent
Utility
US 5,545,937 · App. 08/478,270
Integrated passive magnetic bearing system and spindle permanent magnet for use in a spindle motor
Inventors:
John C. Dunfield, Kamran Oveyssi
Patented Case
View Patent ↗
Granted: Aug 13, 1996
Filed: Jun 7, 1995
Inventors
John C. Dunfield
Kamran Oveyssi
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.