This report describes the results of an analysis tracing the technological influence of propulsion and lightweight materials research funded by the Vehicle Technologies Office (VTO) in the U.S. Department of Energy’s (DOE) Office of Energy Efficiency and Renewable Energy (EERE) and its precursor programs – as well as propulsion and lightweight materials research funded by other offices in DOE. A total of 142 propulsion and lightweight materials patents are confirmed to be associated with VTO funding.