Granted Patent
Utility
US 5,907,456 · App. 08/737,439
Disc drive spindle motor having hydro bearing with lubricant optimized with disc drive compatible additives
Inventors:
Raquib Uddin Khan, Gregory I. Rudd, Louis Borelis, Hans Leuthold, Gunter Heine
Patented Case
View Patent ↗
Granted: May 25, 1999
Filed: Jan 9, 1998
Inventors
Raquib Uddin Khan
Gregory I. Rudd
Louis Borelis
Hans Leuthold
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.