:Yasujiro Niwa

{{Short description|Japanese electrical scientist}}

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File:Niwa Yasujiro.jpg

File:NE-type phototelegraphic system Transmitter.jpg-type phototelegraphic system (Fax). Exhibit in the National Museum of Nature and Science, Tokyo, Japan.]]

File:NE-type phototelegraphic system Receiver.jpg

{{nihongo|Yasujiro Niwa|丹羽 保次郎|Niwa Yasujirō|extra=April 1, 1893 – February 28, 1975}} was a Japanese electrical scientist from Matsusaka, Mie. In the 1920s, he invented a simple device for phototelegraphic transmission through cable and later via radio, a precursor to mechanical television. He later became the Director of the Department of Electronic Engineering of University of Tokyo. 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 selected him as one of Ten Japanese Great Inventors.{{cite web |url=https://www.jpo.go.jp/e/introduction/rekishi/10hatsumeika/ |title=Ten Japanese Great Inventors |publisher=Japan Patent Office}}