We develop, manufacture, sell and service ion implanters and laser systems.

Sumitomo Heavy Industries Ion Technology Co., Ltd. (SMIT) is a leading manufacturer specializing in ion implanters and laser systems for semiconductor applications. Established in 1983 and headquartered in Tokyo, Japan, SMIT provides development, manufacturing, sales, and support services worldwide. Our advanced ion implantation and laser annealing technologies contribute to the evolution of microfabrication and high-purity processing. With a strong commitment to quality and innovation, we aim to set global standards and meet the diverse needs of our customers in the semiconductor industry.