Cohu, Inc., through its subsidiaries, engages in the semiconductor test and inspection equipment, and printed circuit board (PCB) test equipment businesses in China, the United States, Taiwan, Malaysia, the Philippines, and internationally. It supplies semiconductor test and inspection handlers, micro-electromechanical system (MEMS) test modules, test contactors, thermal sub-systems, semiconductor automated test equipment, and bare board PCB test systems for semiconductor and electronics manufacturers, and test subcontractors. The company provides semiconductor automated test equipment for wafer level and device package testing; various test handlers, including pick-and-place, turret, gravity, strip, and MEMS and thermal sub-systems; interface products comprising test contactors, and probe heads and pins; spares and kits; bare board PCB test systems to test pre-assembly PCBs; various parts and labor warranties on test and handling systems, and instruments; and training on the maintenance and operation of its systems. It markets its products through direct sales force and independent sales representatives. The company was formerly known as Cohu Electronics, Inc. and changed its name to Cohu, Inc. in 1972. Cohu, Inc. was incorporated in 1947 and is headquartered in Poway, California.