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  2. Martin Cooper (inventor) - Wikipedia

    en.wikipedia.org/wiki/Martin_Cooper_(inventor)

    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 ...

  3. Hilton Worldwide - Wikipedia

    en.wikipedia.org/wiki/Hilton_Worldwide

    178,000 (2023) Website. hilton.com. Footnotes / references. [1][2][3][4] Hilton Worldwide Holdings Inc. is an American multinational hospitality company that manages and franchises a broad portfolio of hotels, resorts, and timeshare properties. Founded by Conrad Hilton in May 1919, the company is now led by Christopher J. Nassetta.

  4. Motorola - Wikipedia

    en.wikipedia.org/wiki/Motorola

    Dr. Martin Cooper of Motorola made the first private handheld mobile phone call on a larger prototype model in 1973. This is a reenactment in 2007. This is a reenactment in 2007. In September 1983, the U.S. Federal Communications Commission (FCC) approved the DynaTAC 8000X telephone, the world's first commercial cellular device.

  5. History of mobile phones - Wikipedia

    en.wikipedia.org/wiki/History_of_mobile_phones

    Motorola was the first company to produce a handheld mobile phone. On 3 April 1973, Martin Cooper, a Motorola researcher and executive, made the first mobile telephone call from handheld subscriber equipment, placing a call to Dr. Joel S. Engel of Bell Labs, his rival.

  6. Martin Cooper - Wikipedia

    en.wikipedia.org/wiki/Martin_Cooper

    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.

  7. Anna J. Cooper - Wikipedia

    en.wikipedia.org/wiki/Anna_J._Cooper

    John Haywood (grandfather) Anna Julia Cooper (née Haywood; August 10, 1858 – February 27, 1964) was an American author, educator, sociologist, speaker, Black liberation activist, Black feminist leader, and one of the most prominent African-American scholars in United States history. Born into slavery in 1858, Cooper received a world-class ...

  8. John Francis Mitchell - Wikipedia

    en.wikipedia.org/wiki/John_Francis_Mitchell

    President & COO. Vice chairman. John Francis Mitchell (January 1, 1928 – June 9, 2009) was an American electronics engineer and president and chief operating officer of Motorola. [3] [4] Mitchell led the pioneering development and implementation of Motorola's mobile phone technology producing the first portable transistorized pager and cell ...

  9. A slate of beloved 1990s Black sitcoms hit HBO Max Monday. The streamer acquired five Warner Bros. shows: Hangin’ with The post HBO Max acquires ‘Martin,’ ‘Hangin’ with Mr. Cooper ...