High Quality Content by WIKIPEDIA articles! Mazda was a trademarked name created by the Shelby Electric Company for incandescent light bulbs. The name was used from 1909 through 1945 in the United States by Shelby and later General Electric; Mazda brand light bulbs were made for decades after 1945 outside the USA. The company chose the name due to its association with Mazda, the transcendental and universal God of Zoroastrianism whose name means " Lord " in the Avestan language.