Canon Inc., together with its subsidiaries, develops, produces, sells, and services various printing, medical, imaging, and industrial equipment in Japan, the Americas, Europe, Asia, and Oceania. It operates through four segments: Printing Business Unit, Medical Business Unit, Imaging Business Unit, and Industrial Business Unit. The company offers digital continuous-feed and cut-sheet, large-format, and document and laser multifunction printers, as well as office multifunction devices, laser image scanners, calculators, and document solutions; and CT and ultrasound diagnostic scanners, x-ray diagnostic and MRI equipment, digital radiography, ophthalmology equipment, in-vitro diagnostic systems and reagents, and healthcare IT solutions. It also provides interchangeable lens and compact digital cameras, lenses, compact photo printers, MR systems, network cameras, digital cinema and video cameras, and broadcasting equipment, as well as video management and image analysis software; and semiconductor and FPD exposure equipment, organic EL display manufacturing equipment, vacuum thin film deposition equipment, and die bonding equipment, as well as handheld terminals and document scanners. In addition, the company offers functional and evaporation materials; optical paints, adhesives, and crystals; contact image sensors; printed wiring boards; vacuum components; microwave/power grid tubes; radiation detectors; and x-ray tubes, panel detectors, and image intensifiers. It sells its products under the Canon brand name through resellers and distributors. The company was formerly known as Canon Camera Company, Inc. and changed its name to Canon Inc. in March 1969. Canon Inc. was founded in 1933 and is headquartered in Ota, Japan.