Yamada Corp. engages in the manufacture and sale of pneumatic, hydraulic, electric driven and other types of pumps and associated equipment. Its products include the diaphragm pumps, piston pumps, and ink pumps; lubrication and automotive equipment; grease guns; hose reels; and control equipment. It also engages in the manufacture and sale of transfer, spray and suction pumps and equipment for gas, liquid, powder, viscose and granulate materials. The company was founded by Jujiro Yamada in 1905 and is headquartered in Tokyo, Japan.