Granted Patent
Utility
US 6,236,535 · App. 09/123,725
Spindle motor with hydrodynamic bearing
Inventors:
Larry Joe Gilliland, Chen-Hsiung Lee
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: Jul 28, 1998
Inventors
Larry Joe Gilliland
Chen-Hsiung Lee
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.