Born in Brooklyn, New York; raised in Great Barrington, Massachusetts. 1858
1877 Graduated from Williston Academy; briefly attended Yale University. Began work with telegraph equipment manufacturer Charles T Chester. 1881 Worked on incandescent lamps; Maxim sold company, later part of General Electric. 1885 Recruited by George Westinghouse to refine AC power distribution systems.
Westinghouse Electric and Manufacturing Company founded, incorporating Stanley’s innovations. 1886 Developed practical AC transformer and distribution system in Great Barrington, MA. 1885-1886 Joined Hiram Maxim at the United States Electric Lighting Company. 1880 Joined Swan Electric Lamp Company; developed lamp regulator innovation. 1884 Founded Stanley Electric Manufacturing Company in Pittsfield, MA. 1890
March 20, 1886 Demonstrated first practical AC electrification in Great Barrington.
1888 Left Westinghouse amid disputes; sold AC patents to Westinghouse.
1893
Produced the world’s largest transformer (4,000 kilowatt) at Stanley Electric Manufacturing.
Developed advanced watt-hour meter with magnetic bearings (patent no. 606,795). 1898
1907 Lost the watt-hour meter patent lawsuit to Westinghouse; Stanley’s company closed.
Invented the all-steel, double-wall vacuum- insulated Stanley bottle ("SuperVac"). 1913
1916
Passed away, leaving a profound legacy in electrical engineering and everyday technology.
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