 During 1963 and 1964 Teal became the International Technical Director for TI, promoting TI's growth as an international company.He resided in England, France, and Italy and was most active in their scientific and industrial aspects.In 1965, Teal, taking a leave of absence from Texas Instruments, became the first Director of the National Bureau of Standards' Institute for Materials Research in Washington, D.C. After his two-year term, he returned to Texas Instruments and remained there until he retired in 1972.