Moscow, 14 July 1929
Moscowm 1 January 1996
engineer

Leonid Kupriyanovich



Engineer Leonid Kupriyanovich demonstrates the capabilities of a mobile phone. "Science and Life", 10, 1958

Moscow, 14 July 1929
Moscowm 1 January 1996
engineer

Leonid Kupriyanovich



The latest model of the mobile phone (Yuri Rybchinsky, APN correspondent, photo by V. Shcherbakov. (APN). “Orlovskaya Pravda”, December 1961)

Moscow, 14 July 1929
Moscowm 1 January 1996
engineer

Leonid Kupriyanovich



Patent 115494 dated 1.11.1957

Hsinking, Manchukuo, (now Changchun, China), July 14, 1935
Indianapolis, Indiana, June 6, 2021
chemist

Ei-ichi Negishi



Negishi in 2010

Hsinking, Manchukuo, (now Changchun, China), July 14, 1935
Indianapolis, Indiana, June 6, 2021
chemist

Ei-ichi Negishi



Nobel Prize Laureates 2010, at a press conference at the Royal Swedish Academy of Sciences in Stockholm - Negishi is second from right

Hsinking, Manchukuo, (now Changchun, China), July 14, 1935
Indianapolis, Indiana, June 6, 2021
chemist

Ei-ichi Negishi



From left: Suzuki, Negishi, and Heck (2010)

Heroes' birthday on Google Play