Yamashin-Filter Corp. operates as a filter manufacturer. The company manufactures, develops, and sells filters for construction and agricultural machines, drive-train, fuel systems and various filter products for industrial and precision machines, and industrial filter related parts; and nano filter products. Its construction machinery filters include hydraulic fluid filters to protect hydraulic cylinders, controls, and hydraulic systems used on machinery; engine oil filters that are used in various types of engines to remove contaminants from oil; fuel filters used to construction machinery to remove contaminants and water from diesel fuel; transmission filters for on-highway/off-highway applications; industrial filters to filter hydraulic fluid, lubricating oil, and other liquids in a range of industrial machinery; and process filters, which are used for filtration and separation in manufacturing processes across a range of industries, including electronic parts, precision components, LCD displays, and food products. The company also provides various types of air filters for a range of settings, such as office buildings, factories, machines, and vehicles; and medical-grade masks and replacement inner sheets that are made using YAMASHIN NANO FILTER. It operates in Japan, Asia, North America, and Europe. The company was formerly known as Yamashin Industry Inc. and changed its name to Yamashin-Filter Corp. in October 2005. Yamashin-Filter Corp. was incorporated in 1956 and is headquartered in Yokohama, Japan.