Granted Patent
Utility
US 5,208,501 · App. 07/727,328
Rim driven stepper motor and method of operation RIM driven
Inventor:
Tommy Wright
Patented Case
View Patent ↗
Granted: May 4, 1993
Filed: Jul 3, 1991
Inventor
Tommy Wright
Assignee (at issue)
Texas Instruments Incorporated
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.