Advantest Corporation is one of the world's leading automatic test equipment suppliers to the semiconductor industry, and is also a producer of electronic and optoelectronic instruments and systems.Advantest America Corporation, a designer and distributor of electronic measuring equipment and semiconductor test systems, is the North American subsidiary of Advantest Corporation. Its holdings include Advantest America, Inc.; Advantest America R&D Center; Advantest Test Engineering Corporation; Advantest America Design Center; and Advantest America Measuring Solutions.