|1950||Founded as ‘Koshin Machinery Co.,Ltd. Started business with Tokyo Shibaura Electric Co.,Ltd.|
|1956||Established Riden Co.,Ltd. Became a distributor of Tokyo Shoji Co.,Ltd. for electronic products.|
|1958||Established Kenden Industrial Co.,Ltd.|
|1966||Established Yokohama Office.|
|1970||Esttablished Nagano Office.|
|1972||Became a distributor of Tokyo Shibaura Electric Co.,Ltd.|
|1974||Established Matsumoto Sales Office.|
|1979||Established Ueda Sales Office and Hachioji Sales Office.|
|1981||Established Shizuoka Sales Office.
|1982||Established Niigata Sales Office|
|1983||Established Hamamatsu Sales Office.
|1985||Established Takamatsu Sales Office.|
|1990||Change the company name to Kenden Corporation.|
|1996||Became a distributor of Toshiba Mechatronics Co.,Ltd.(Current Shibaura Mechtronics Co.,Ltd.)|
|1997||Became a distributor of Toshiba Machinery Co.,Ltd.|
|1999||Established Kakegawa Sales Office.
Due to Toshiba's organaization change, Kenden became a business partner of Toshiba's Semiconductor Co., Social Infrastructure System Co., Degital Media Network Co., Display Material Co.,e-Solution Co.,
|2000||Established Kenden (H.K.) Co.,Limited.|
|2001||Established Matsuyama Sales Office under Shikoku Branch Office.|
|2002||Established Sendai Sales Office ,Tohoku Branch.|
|2003||Established Kenden Micronics Korea Co.,Ltd.
Became a Distributor of Power Integrations.
|2004||Established Semiconductor Planning Dept. and DMS Planning Dept.|
|2006||Established Kenden Singapore Pte. Ltd.|
|2007||Established Kenden Trading (Shanghai) Co.,Ltd.
Established Kenden (Thai) Co.,Ltd.
|2014||Kenden Micronics Korea Co.,Ltd. changed the company name to Kenden Korea Co.,Ltd.|
|2015||Kenden Singapore Pte. Ltd. changed the company name to SAS Kenden Singapore Pte. Ltd.|
|2018||Kenden Co.,Ltd. absorbed and merged with SYMCO Co.,Ltd.|