![]() ![]() Toshio possessed some knowledge of electronics and set out to make a calculator using solenoids. Most of the calculators at that time worked using gears and could be operated by hand using a crank or using a motor (see adding machine). Japan was impoverished immediately following World War II, so cigarettes were valuable, and the invention was a success.Īfter seeing the electric calculators at the first Business Show in Ginza, Tokyo in 1949, Kashio and his younger brothers (Toshio, Kazuo, and Yukio) used their profits from the yubiwa pipe to develop their calculators. Kashio's first major product was the yubiwa pipe, a finger ring that would hold a cigarette, allowing the wearer to smoke the cigarette down to its nub while also leaving the wearer's hands free. It was an early digital camera innovator, and during the 1980s and 1990s, the company developed numerous affordable home electronic keyboards for musicians along with introducing the first mass-produced digital watches.Ĭasio was established as Kashio Seisakujo in April 1946 by Tadao Kashio (1917–1993), an engineer specializing in fabrication technology. ![]() It was founded in 1946, and in 1957 introduced the first entirely compact electronic calculator. Its products include calculators, mobile phones, digital cameras, electronic musical instruments, and analogue and digital watches. ( カシオ計算機株式会社, Kashio Keisanki Kabushiki-gaisha) is a Japanese multinational electronics manufacturing corporation headquartered in Shibuya, Tokyo, Japan.
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