Nippon Piston Ring Co Ltd. (NPR), based in Saitama, Japan, manufactures a wide range of Powder Metallurgy products that include piston rings and valve seats used in internal combustion engines, metal injection moulded parts and dental implants. The latter are now produced in a new facility in Tochigi Prefecture, established in 2015.
The company reported sales of Yen 52.121 billion ($469 million) for the fiscal year to March 31, 2017 – a drop of just 0.2% on the previous year. Net profit was up 18.7% to
Yen 2.899 billion ($26 million). NPR has manufacturing facilities in Japan, China, Indonesia, India and the USA.