Granted Patent
Utility
US 5,041,934 · App. 07/409,255
Actuator for disk drive
Inventor:
Frederick M. Stefansky
Patented Case
View Patent ↗
Granted: Aug 20, 1991
Filed: Sep 19, 1989
Inventor
Frederick M. Stefansky
Assignee (at issue)
Conner 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.