Woodard was directly responsible for many developments in steam locomotive design. As an inventor of locomotive equipment, he had ninety-two patents on various mechanical features of steam locomotive and electric locomotive design. He worked for the Baldwin Locomotive Works, Cramp's Shipyard, the Dickson Locomotive Works, the Schenectady Locomotive Works, the American Locomotive Works (1900-1916), and, finally, the Lima Locomotive Works (1916-1942); during the same period he worked as a consultant to the Franklin Railway Supply Company. At the Lima Locomotive Works, he was vice president in charge of design until his death in 1942.
Includes ninety-one patents exclusively issued to William E. Woodard; eleven others were joint issue in the name of Woodard and his associates. Among them are three United States patents, copies which are not in their original form.
William E. Woodard Patents, 1909-1949, Archives Center, National Museum of American History