Onto Innovation

Onto Innovation Inc. is an American semiconductor company formed in 2019 from the merger of Rudolph Technologies, Inc. and Nanometrics Incorporated. Onto Innovation is traded as on the New York Stock Exchange, it is a provider of process and process control equipment and software for microelectronic manufacturing industries (primarily semiconductor). The company's product offering includes automated defect inspection and metrology systems, probe card test and analysis systems, and lithography step-and-repeat systems. In addition, Onto Innovation provides a broad range of software products designed to improve yield, control processes and reduce manufacturing costs. History Rudolph Research: 1940–1995 Rudolph Technologies, Inc. (RTI) traces its origins to 1940, when Otto Curt Rudolph formed O.C. Rudolph & Sons, Inc. Originally an importer of microscopes and scientific instruments, this RTI predecessor was renamed in October 1970 to Rudolph Research Corporation. The company designed optical equipment for laboratories and universities. The company Otto Rudolph established continued to evolve, making breakthroughs in ellipsometry including the first production-oriented ellipsometer for thin, transparent film measurements. The company continued development of its metrology products, securing new patents along the way.