Goodyear Tire and Rubber Company Goodyear Tire and Rubber Company The Goodyear Tire & Rubber Company is an American multinational tire manufacturing company founded in 1898 by Frank Seiberling and based in Akron, Ohio. Goodyear manufactures tires for automobiles, commercial trucks, light trucks, motorcycles, SUVs, race cars, airplanes, farm equipment and heavy earth-mover machinery. It also produced bicycle tires from its founding until 1976. As of 2017, Goodyear is one of the top four tire manufacturers along with Bridgestone (Japan), Michelin (France) and Continental (Germany). The company was named after American Charles Goodyear, inventor of vulcanized rubber. The first Goodyear tires became popular because they
Shelby Gem Factory Hardy. Larry Paul Kelley and his wife Jo Kelly later retained full ownership making the Shelby Gem Factory a family business. The Shelby Gem Factory initially produced only synthetic ruby, with ruby lasers being the principal application, to firms primarily in California. However, the greater profit potential of transmuting ruby rods into gemstones led to a change in the enterprise's focus. A colorless variant crystal was developed by experimentation with different materials and proportions. This was the first simulated diamond variety. It became the first business anywhere to mass-produce cubic zirconia (CZ). In the 1970s the Shelby Gem Factory rode