Granted Patent
Utility
US 6,478,705 · App. 09/907,827
Hybrid electric powertrain including a two-mode electrically variable transmission
Inventors:
Alan G. Holmes, Michael R. Schmidt
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: Jul 19, 2001
Inventors
Alan G. Holmes
Michael R. Schmidt
Assignee (at issue)
General Motors 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.