Oct. 6, 2006 — John E. Denzel has resigned as president and chief operating officer of Ultratech Inc. Arthur W. Zafiropoulo, the firm’s chairman and chief executive officer, has assumed the responsibilities previously performed by Denzel.
Denzel will continue with the company for a period of time reporting to Zafiropoulo. San Jose, California-based Ultratech supplies lithography and laser-processing systems used to manufacture semiconductors and nanotechnology devices.