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Martin Cooper (inventor) Martin Cooper (born December 26, 1928) is an American engineer. He is a pioneer in the wireless communications industry, especially in radio spectrum management, with eleven patents in the field. [2][3] On April 3, 1973, he placed the first public call from a handheld portable cell phone while working at Motorola, from ...
Martin Cooper. Martin or Marty Cooper may refer to: Martin Cooper (musicologist) (1910–1986), English music critic and author. Martin Cooper (inventor) (born 1928), designer of the first mobile phone. Marty Cooper (musician) (born 1942), American musician. Martin Cooper (rugby union) (born 1948), England international rugby union player.
Robert Cailliau, 1995. Robert Cailliau (French: [kaˈjo], born 1947), is a Belgian informatics engineer and computer scientist who, working with Tim Berners-Lee and Nicola Pellow at CERN, developed the World Wide Web. [229] In 2012 he was inducted into the Internet Hall of Fame by the Internet Society.
The first handheld mobile phone was demonstrated by Martin Cooper of Motorola in New York City on 3 April 1973, using a handset weighing c. 2 kilograms (4.4 lbs). [2] In 1979, Nippon Telegraph and Telephone (NTT) launched the world's first cellular network in Japan. [3] In 1983, the DynaTAC 8000x was the first commercially available handheld ...
Signature. James Marion Sims (January 25, 1813 – November 13, 1883) was an American physician in the field of surgery. His most famous work was the development of a surgical technique for the repair of vesicovaginal fistula, a severe complication of obstructed childbirth. [3] He is also remembered for inventing the Sims speculum, Sims sigmoid ...
Motorola was founded in Chicago, Illinois, as Galvin Manufacturing Corporation (at 847 West Harrison Street) [9] in 1928.. Paul Galvin wanted a brand name for Galvin Manufacturing Corporation's new car radio, and created the name "Motorola" by linking "motor" (from motor car) with "ola" (from Victrola), which was also a popular ending for many companies at the time, e.g. Moviola, Crayola. [10]
Martin Arthur Couney (born Michael Cohen, 1869 – March 1, 1950) was an American obstetrician of German-Jewish descent, an advocate and pioneer of early neonatal technology. [1] Couney, also known as 'the Incubator Doctor', was best known in medical circles and public view for his amusement park sideshow , "The Infantorium", in which visitors ...
Signature. Vinton Gray Cerf (/ sɜːrf /; born June 23, 1943) is an American Internet pioneer and is recognized as one of "the fathers of the Internet", sharing this title with TCP/IP co-developer Bob Kahn. [2][7][8][9][10] He has received honorary degrees and awards that include the National Medal of Technology, [2] the Turing Award, [11] the ...