During the 2nd World War II he manufactures and his wife for the US Navy arm and leg splints and stretchers of plywood. For this project they developed a new method to deform of laminated plywood in three dimensions. In 1940 Charles Eames and Eero Saarinen won competitions organized by the "Museum of Modern Art" competition "Organic Design in Home Furnishings".
In 1946 the "Museum of Modern Art," gave him the first solo show (New Furniture by Charles Eames).
Charles and Ray Eames worked closely with the manufacturer Herman Miller, with whom they developed a very progressive, rational furniture design. Later they turned to the film, photography and exhibition design. Her clients included the US government and the IBM Corporation.