Career
In 1904, he was a bookkeeper and salesman for the Iowa Soap Company in Burlington, Iowa. After seeing German kerosene lamp models that were more efficient than American models, he formed the Western Lighting Company in Minneapolis, Minnesota in 1907 and began selling the better lamps. On February 27, 1908 he incorporated The Mantle Lamp Company of America.
Early in 1909 Johnson introduced the Aladdin lamp, which succeeded beyond all expectations and led to subsequent improved models over the next 40 years.