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SANSUI Company History
Translation from SANSUI Web Site
1944/12 Founder Khosaku Kikuchi Started SANSUI Electric Production in Yoyogi Kamihara, Shibuya-Ku, Tokyo.
1947/6 Founded SANSUI ELECTRIC CO.,LTD.
1955/11 Founded ONKEN KOGYO CO., for Amplifier Department Expansion in Waizumi-Cho, Suginami-Ku, Tokyo.
1956/1 Renamed ONKEN KOGYO CO., to SANSUI ONKEN CO.
1957/1 Started Production of Pre-Main Amplifier for Exporting
1960/6 Merged SANSUI ONKEN CO. to SANSUI ELECTRIC CO.,LTD.
1961/12 Enlisted the Stock on Second Section of the Tokyo Stock Exchange.
1969/10 Increased the Capital to 1,200,000,000 Yen. Established U.S. Subsidiary.
1970/3 Enlisted Stocks on the First Section of Tokyo and Osaka Stock Exchanges.
1979/1 Developed and Introduced the Diamond Drive Circuit (Patented).
1980/10 Established England and West Germany Subsidiaries.
1984/1 Developed Twin Diamond Balance Drive Circuit (X Balanced Amplifiers)
1987/6 Changed the Company Logo.
2000/4 Moved the Head Quarters from Shi-Yokohama to Kodaira-Shi, Tokyo.
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