Granted Patent
Utility
US 4,743,828 · App. 06/795,691
Electric drive system
Inventors:
Thomas Merlin Jahns, Vytautas F. Janonis
Patented Case
View Patent ↗
Granted: May 10, 1988
Filed: Nov 6, 1985
Inventors
Thomas Merlin Jahns
Vytautas F. Janonis
Assignee (at issue)
Gould 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.