Aiphone Co.,Ltd. manufactures and sells communication and security devices under the AIPHONE brand name for housing, hospitals, nursing facilities, office buildings, and other uses worldwide. It offers general intercom devices for home and business use; security door intercoms and electronic locking systems; video door intercoms; health care intercom devices, such as nurse call and home care systems; and information transmission devices comprising living information display panels. The company was incorporated in 1947 and is headquartered in Nagoya, Japan.