The term 'Big Ink Purveyor' is a job description for Epson, a Japanese electronics company. Epson is best known for its printers and other imaging products, such as scanners and projectors. The company has been in business since 1942 and is one of the world's leading manufacturers of inkjet, dot matrix and laser printers. Epson also produces a wide range of other products, including home theater systems, robotics, and industrial automation equipment.