Granted Patent
Utility
US 5,093,595 · App. 07/693,048
Spindle motor having reduced torque ripple
Inventor:
Garry E. Korbel
Patented Case
View Patent ↗
Granted: Mar 3, 1992
Filed: Apr 29, 1991
Inventor
Garry E. Korbel
Assignee (at issue)
Magnetic Peripherals, 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.