Sumitomo Riko Co. Ltd. (住友理工株式会社, Sumitomo Rikō Kabushiki-gaisha) is a Japanese company which produces rubber and other synthetic resin products.
In June 2014, the company changed its corporate name from Tokai Rubber Industries to Sumitomo Riko to clarify that it is a part of the Sumitomo Group.
Through its subsidiaries in 24 countries, the company claims to hold the largest market share of automotive anti-vibration products. Automotive products account for nearly 80 percent of sales.
Business segments and products
Automotive products
Anti-vibration rubber components
Sound controlling and insulation products
Automotive hoses
Modular parts
IT-related products
Office automation equipment components
Precision anti-vibration rubber products
Industrial products
Hydraulic hoses
Rubber hoses
Infrastructure application products
Anti-vibration rubber for railway vehicles
Anti-vibration rubber for industrial machinery
Seismic isolation bearings for bridges
Construction and housing products
Earthquake countermeasures: dampers
Countermeasures to traffic and other vibrations in the living environment