In 1877, only a year after Alexander Graham Bell's invention, Kubusho had started an effort to make telephone receivers by reverse engineering and Oki was in the team that came up with the first prototype. The company was founded by Kibataro Oki (1848–1906), an engineer formerly employed at a Kobusho (Ministry of Industry) factory. 1.1 OKI of telecommunication (1881–1950s)Ĭompany history OKI of telecommunication (1881–1950s) Founding.Through its american business arm, OKI Data America markets the OKI proColor Series, a line of digital production printers designed specifically for the graphic arts and production market in North America to offer print solutions for color-critical applications. OKI Data provides a wide range of devices, from printers, faxes and multi-functional products to business applications and consultancy services. OKI Data, a subsidiary, which markets its products under the OKI brand, is focused on creating professional printed communications products, applications and services. OKI had a semiconductor business, which it spun off and sold to Rohm Company, Limited on October 1, 2008.

OKI produced the first Japan-made telephone in 1881, and now specializes not only in developing and manufacturing telecommunications equipment but also in information products and mechatronics products, such as automated teller machine (ATMs) and printers. ( 沖電気工業株式会社, Oki Denki Kōgyō Kabushiki-gaisha), commonly referred to as OKI, OKI Electric or the OKI Group, is a Japanese information and communications technology company, headquartered in Toranomon, Minato-ku, Tokyo and operating in over 120 countries around the world.

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