In 1951, Bridgestone was the first company in Japan to begin selling rayon cord tires. The sale of nylon tires was started in 1959. 1967 saw the sale of first ever radial tire. Bridgestone's first overseas plant since the end of the war was opened in Singapore in 1965. Bridgestone America was started in the United States in 1967 to represent Bridgestone. The "Super Filler Radial" went on the market in 1978. In 1979 the company introduced the high-performance "POTENZA" radial tire.