Hommachihigashi, Japan
Riken NPR Corporation was born from the merger of Riken Co., Ltd. and Japan Piston Ring Co., Ltd., combining their technical expertise in the automotive industry to innovate and contribute to a sustainable society through new product development. The company offers a wide range of products including piston rings, ship and industrial equipment parts, resin products, precision machined components, sintered components, cast iron components, pipe fitting equipment, heat engineering, EMI shielding products, metal injection molded parts, surface treatment technologies, electric motor units, functional resin products, magnetic material products, titanium and tantalum alloys, medical and disaster relief medical supplies, and RV-related products. Riken NPR Corporation operates in both domestic and international markets and has been in operation since 2026, following the complete merger in April o
Browsing, company names, locations and sectors are always free. A free account adds 5 contact releases every month — e-mail and phone, view or export. Need more? Contact packs start at 19 € for 50, or upgrade to a monthly plan.
Yes — no card required. Browsing is always free, and a free account adds 5 contact releases every month.
Your first 5 contact releases each month are included in the free account. After that, packs start at 19 € for 50 contacts (view or export), or a monthly plan for regular use.
Companies are harvested from the open web — registers, websites and industry directories — not self-registered sign-ups. Contact details are shown only once you use a release or credit, never invented.