Sumitomo Riko Co Ltd manufactures and sells automotive parts that include antivibration rubbers and hoses, IT-related products, and various industrial materials. The company's high-polymer compounding technology serves as a major component to many of the products it engineers. Sumitomo derives a significant portion of sales from its automotive segment, with revenue dispersed globally. Alongside antivibration rubbers and hoses, automotive product offerings include sound controlling and insulation products, interior equipment (headrests and instrument panels), and connector seals. The company's other segments bring rubber technologies to printers and copy machines, infrastructure, housing, and healthcare.