Advantest Corporation (株式会社アドバンテスト) is a Japanese leading manufacturer of automatic test equipment (ATE) for the semiconductor industry, and a manufacturer of measuring instruments used in the design, production and maintenance of electronic systems including fiber optic and wireless communications equipment and digital consumer products.

The company entered the semiconductor testing business in 1972, began trading on the Tokyo Stock Exchange in 1983 and changed its name to Advantest Corporation in 1985.

[5] Expanding its semiconductor test business, Advantest established its North American subsidiary, Advantest America, in 1982, and its European operations in Munich in 1983, to locate its sales and service operations closer to its North American and European customers.

[11] In June 2024, Advantest acquired Netherlands-based Salland Engineering B.V., a major semiconductor test technology center.

[12] Advantest has three reportable segments of business: semiconductor and component test systems; mechatronics (handlers); and services, support.