Granted Patent
Utility
US 4,319,175 · App. 06/157,025
Stabilized stepping-motor system
Inventor:
Albert C. Leenhouts
Patented Case
View Patent ↗
Granted: Mar 9, 1982
Filed: Jun 6, 1980
Inventor
Albert C. Leenhouts
Assignee (at issue)
Superior Electron, 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.