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was a Japanese electrical scientist from
was a Japanese electrical scientist from Matsusaka, Mie
is a city located in Mie Prefecture, Japan. , the city had an estimated population of 157,235 in 66,018 households and a population density of 250 persons per km². The total area of the city is . The city is famous for Matsusaka beef.
Geograph ...
. In the 1920s, he invented a simple device for phototelegraphic transmission through cable
Cable may refer to:
Mechanical
* Nautical cable, an assembly of three or more ropes woven against the weave of the ropes, rendering it virtually waterproof
* Wire rope, a type of rope that consists of several strands of metal wire laid into a hel ...
and later via radio
Radio is the technology of signaling and communicating using radio waves. Radio waves are electromagnetic waves of frequency between 30 hertz (Hz) and 300 gigahertz (GHz). They are generated by an electronic device called a tr ...
, a precursor to mechanical television
Mechanical television or mechanical scan television is a television system that relies on a mechanical scanning device, such as a rotating disk with holes in it or a rotating mirror drum, to scan the scene and generate the video signal, and a si ...
. He later became the Director of the Department of Electronic Engineering of University of Tokyo
, abbreviated as or UTokyo, is a public research university located in Bunkyō, Tokyo, Japan. Established in 1877, the university was the first Imperial University and is currently a Top Type university of the Top Global University Project b ...
. He was awarded the Order of Cultural Merits and the Order of Merit of the First Class.
On April 18, 1985, the Japan Patent Office
The is a Japanese governmental agency in charge of industrial property right affairs, under the Ministry of Economy, Trade and Industry. The Japan Patent Office is located in Kasumigaseki, Chiyoda, Tokyo and is one of the world's largest pat ...
selected him as one of Ten Japanese Great Inventors.
References
1893 births 1975 deaths People from Mie Prefecture Japanese electrical engineers Laureates of the Imperial Prize University of Tokyo alumni 20th-century Japanese inventors 20th-century Japanese engineers {{japan-scientist-stub