NPTest, Inc. was acquired by Credence Systems Corp. on 05/27/2004. NPTest, Inc. engages in the design, development, and manufacture of semiconductor test and diagnostic systems. These devices range from microprocessors, graphics processors, chipsets, and devices for data transfer and communication applications to DVDs and set-top boxes used in consumer electronics. The company’s Test Systems group provides wafer level and final test equipment used in the design and manufacturing of integrated circuits. Its probe systems group provides diagnostic equipment for the analysis and modification of circuits during prototype development, product characterization, production ramping, and failure analysis. Besides, the company’s SABER group provides design validation, as well as product and test engineering services for semiconductor companies worldwide. Its customers include integrated device manufacturers, foundries, fabless companies, and assembly and test subcontractors worldwide. In July 2003, the company introduced Sapphire NP™, the automated test equipment based on its NPower™ open architecture and XTOS™ (eXtendable Test Operating System) software. Sapphire NP supports the capabilities needed for a range of SOC test demands from design to production.