RISO's History

1946 - 1954 - Start-up Stage - For realization of ideals, clearly expressed in the corporate name "RISO"

Sep., 1946 Founder Noboru Hayama established mimeograph printing company, "Riso-sha"


Sep., 1948 Changed company name to "Riso Printing Company" and opened mimeograph print shop in Nihonbashi ,Tokyo
Mar., 1952 Started a typed-character print service with the first electric typewriters and printing machines that landed in Japan,which were personally imported from the United Kingdom
Jun., 1954 Developed and launched Japan's first emulsion ink, RISO INK

1955 - 1974- The 1st Growing Stage - Success through honesty and creativity

Jan., 1955 Reorganized company and changed company name to "Riso Science Laboratory Limited"


Dec., 1958 Launched mimeograph printing device RISO-Graph
Jan., 1963 Company incorporated under new name "RISO KAGAKU CORPORATION"
Jul.-Aug., 1965 Completed Kasumigaura Plant and starts production there
May, 1967 Launched thermal stencil master making device RISO FAX JF-7
Aug., 1968 Moved the head office to the building facing the Shinbashi railway station
May, 1969 Launched RISO FAX JF-8
Jun., 1969 Opened local sales offices in major domestic cities, such as Sapporo, Sendai, Nagoya, Osaka, Hiroshima and Fukuoka, to extend the sales territories all over Japan
May, 1972 Launched thermal transfer OHP film printer RISO TRAPEN-UP TU-230 and RISO OHP 750
Feb., 1974 Launched RISO XENOFAX FX-150 and RISO XENO MASTER

The product release dates given in the above chronological table are only applicable in Japan.

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