Granted Patent
Utility
US 4,518,907 · App. 06/549,438
Digital motor control method and means
Inventor:
Irving J. Giguere
Patented Case
View Patent ↗
Granted: May 21, 1985
Filed: Nov 7, 1983
Inventor
Irving J. Giguere
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.