Yanmar Co., Ltd. (ヤンマー株式会社 Yanmā Kabushiki-Gaisha) is a Japanese diesel engine manufacturer founded in Osaka, Japan in 1912. Their engines are used in a wide range of applications including seagoing vessels, construction equipment, agricultural equipment and generator sets.

Yanmar was founded by Magokichi Yamaoka.

The company specializes in diesel engines, and also makes light fishing boats, hulls for ships, tractors, combine harvesters, rice-planting machines, gas heat pumps, snow throwers, transporters, tillers, mini excavators, portable diesel generators Side by Side UTV and Heavy Utility Machinery. When the company began in 1912, it manufactured gasoline-powered engines before producing some of the world's first practical small diesel engines in the early 1930s.

Yanmar also supplies engines to John Deere tractors and for some Thermo King Corporation coolers used in refrigerated trucks and trailers.

Since the start of the 21st century, Yanmar has also established a growing presence in the domestic UAV (unmanned aerial vehicle) market in Japan and elsewhere, with small helicopter UAVs primarily used in agricultural spraying and other forms of aerial application.

Yanmar is the patron of the J. League Division 1 soccer team Cerezo Osaka and sponsor for AFC Champions League, Yanmar Racing and several weather forecast programmes on Japanese television. They sponsor a German football club Borussia Dortmund and also are a global sponsor to Manchester United F.C.

More Info: en.wikipedia.org