... D-integrated manufacturing company in JP. KOYO bearings (Koyo Seiko Co., Ltd.) was founded in 1921, is a function of product R ... in Japan, with 6557 employees. Japan's Koyo Seiko Co., Ltd. KOYO SEIKO Japan for the production of bearings of ... Seiko Co., Ltd. to operate the project, including bearings, automotive steering gear, automobile instruments and meters, velocity universal joints, oil seals, the ...