1925 - 1928
“This Is It!”—An Instinct that the Era of Radio Would Come

1926 - 1935
Foresight Not Only for Products, but Also in Developing Sales Channels

1929 - 1931
Growing as a Radio Manufacturer

1936 - 1937
Developing a New Conveyor, Striving for Production Efficiency

1937
Thinking Back on His Own Misfortune—Building a Place for Young People to Learn

1937 - 1945
Even in Wartime, Constantly Striving for Business Continuity