1949 Kokusai Electric Co., Ltd. was set up (with registered capital of 25 million yen).
1961 KE was listed on the Tokyo Stock Exchange and designated as an issue for the First Section of the Tokyo Stock Exchange.
It completed and marketed the first Japan-made microwave oven for business use.
2000 Kokusai Electric Co., Ltd., Hitachi Denshi, Ltd., and Yagi Antenna Co., Ltd. merged to form "Hitachi Kokusai Electric Inc."
2001 Kokusai Denki System Service Co., Ltd. transferred its communications and information department to Hitachi Electronics System Service Co., Ltd. and renamed the company Kokusai Denki Semiconductor Service Co., Ltd. Hitachi Electronics System Service Co., Ltd. renamed itself "Hitachi Kokusai Electric Service Co., Ltd.