Sumitomo Riko and Sumitomo Mitsui Construction have jointly developed a new type of bridge bearing that eliminates the need for…...
sumitomo riko
Sumitomo Riko Showcases Self-healing Rubber at the 2026 Automotive Engineering Exposition
Sumitomo Riko exhibited jointly with Sumitomo Electric Industries and Sumitomo Wiring Systems at the Automotive Engineering Exposition 2026, held at…...
Sumitomo Riko Substantially Expands Solar Power Capacity, Cutting Carbon Emissions
Sumitomo Riko has added approximately 3,600 kW of solar‑derived electricity across the group in fiscal 2025, expanding its total solar…...
Interview: Sumitomo Riko President Kazushi Shimizu
Japan Rubber Weekly recently sat down with Sumitomo Riko President Kazushi Shimizu to discuss latest developments. Shimizu said the company…...
Sumitomo Riko and RIKEN Confirm Durability of Self-Healing Rubber
Sumitomo Riko and the Institute of Physical and Chemical Research (RIKEN) have confirmed through joint research that rubber with self-healing…...
Sumitomo Riko Launches SG Building as Symbol of Vision 2029
Sumitomo Riko has commenced full-scale operations at the Sumitomo Riko Green Transformation Building (SG Building), constructed as a core hub…...
