Yanmar Diesel Engine Co., Ltd. used to manufacture diesel engines and machinery for the industrial and marine sectors. It produced excavators, wheel loaders, carriers and used machines for construction and industrial engines, including water cooled vertical engines, air-cooled vertical engines, diesel generators, welder generators and air cooled diesel pumps. The company also manufactured tractors, combine harvesters, rice transplanters, tillers, transporters, lawn mowers and snow throwers for agriculture, propulsion, auxiliary boat engines and marine compressors. It had operations in Asia, North America, Europe, South America and Japan. The company was founded in 1912 and was headquartered in Osaka, Japan.