Granted Patent
Utility
US 5,851,162 · App. 08/751,982
System and apparatus for a multiple input and dual output electric differential motor transmission device
Inventor:
David Tether
Patented Case
View Patent ↗
Granted: Dec 22, 1998
Filed: Nov 19, 1996
Inventor
David Tether
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.