Tokyo Seimitsu Co., Ltd. manufactures and sells semiconductor production equipment (SPE) and metrology instruments in Japan. The company operates through SPE and Metrology Equipment segments. It provides dicing machines, precision dicing blades, probing machines, polish grinders, high rigid grinders, chemical mechanical planarizers, wafer edge grinding machines, and sliced wafer demounting and cleaning machines. The company also offers multipurpose measuring instruments, including coordinate measuring machines, surface texture and contour measuring instruments, roundness and cylindrical profile measuring instruments, optical measuring instruments, optical shaft measuring systems, and X-ray CT systems. In addition, it provides automatic measuring instruments, such as in process and post process gauge products, various types of sensors and electric/air micrometers, high precision digital measurement instruments, and laser interferometer/built-in measuring instruments. The company was formerly known as Tokyo Seimitsu Kogu Co., Ltd. and changed its name to Tokyo Seimitsu Co., Ltd. in April 1962. Tokyo Seimitsu Co., Ltd. was incorporated in 1949 and is headquartered in Hachioji, Japan.