Lewis Warrington Chubb

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Lewis Warrington Chubb ( 1882 - 1952 ) was an American engineer and inventor.

In 1905 he graduated from Ohio State University as a mechanical engineer specializing in electrical engineering.

He worked in the research department of Westinghouse as assistant to the director Charles E. Skinner, with whom he invented electro-percussive welding and the electrolytic insulation of aluminum. In 1920 he also invented polarized glass that he wanted to use in car headlights.

In early 1920 he became head of the Radio Engineering Department , which produced the first radio receivers and in November built the first commercial radio station in the USA, KDKA .

In the summer of 1921 he also invented the light telephony .

In 1930 he followed Samuel Kintner as head of Westinghouse Research Laboratories . In 1935 he expanded his research activities to include nuclear and solid state physics.


  • Electropercusive welding. In: Electric Journal . Volume 11, 1914, pp. 640-644
  • The Electrolytic Insulation of Aluminum. In: Electric Journal . Volume 12, 1915, pp. 78-80

Individual evidence

  1. M1 VEHICLE LIGHTING SYSTEM; U.S. Patent 2,087,795
  2. M1 U.S. Patent 1,642,011 - Filing date: Jun 15; 1921