Aiphone 

Aiphone Co.,Ltd. is a global provider of communication and security technology, marketing its products under the AIPHONE brand. Their solutions cater to a wide array of sectors, including residential buildings, healthcare facilities (hospitals, nursing homes), and commercial spaces like office complexes. The firm's offerings span a diverse range, from standard intercom systems for homes and businesses to advanced security door entry solutions, incorporating electronic locks and video intercoms. They also supply specialized healthcare communication devices, such as nurse call and home care systems, alongside information distribution tools like living information display panels. Established in 1947, Aiphone Co.,Ltd. maintains its principal office in Nagoya, Japan.