リケンＮＰＲ

事業概要（英語）

NPR-Riken Corporation, together with its subsidiaries, manufactures and sells automobile engine parts, marine engine parts, and other products in Japan and internationally. It operates through the Automotive & Industrial Machinery Parts Business and Plumbing & Construction Equipment Business segments. The company offers automotive parts, including piston rings, camshafts, valve seat inserts, cylinder liners, and other parts for internal combustion engines, as well as casting parts for car bodies and seal rings for transmissions. It also provides piston rings used in the main engines for propul