Granted Patent
Utility
US 4,992,686 · App. 07/300,486
Single housing stepper motor
Inventors:
Gunter Heine, Oswald Kewert, Bernard M. Seeger, Enrique G. Klein
Patented Case
View Patent ↗
Granted: Feb 12, 1991
Filed: Jan 23, 1989
Inventors
Gunter Heine
Oswald Kewert
Bernard M. Seeger
Enrique G. Klein
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.