ACI Worldwide (Nasdaq: ACIW), Grupo Aeroportuario del Sureste (NYSE: ASR), Stamps.com (Nasdaq: STMP) and Ultratech, Inc.

SAN JOSE, Calif., Sept. 13, 2011 /PRNewswire/ -- Ultratech, Inc.

SAN JOSE, Calif., May 11, 2011 /PRNewswire/ -- Ultratech, Inc. (Nasdaq: UTEK), a leading supplier of lithography and laser-processing systems used to manufacture semiconductor devices and high-brightness LEDs (HB-LEDs), today announced its Asia Technology Center (ATC) in Taiwan.

SAN JOSE, Calif., Jan. 27, 2011 /PRNewswire/ -- Ultratech, Inc.

SAN JOSE, Calif., Jan. 11, 2011 /PRNewswire/ -- Ultratech, Inc.