Nov.1969
The Sansei Electric Co., Ltd. with capital of 1 million yen, was established in Ikebukurohon-cho, Toshima-ku, Tokyo.
Feb.1973
Proximity switch was developed and produced commercially.
Rotary encoder was developed and manufactured commercially.
April 1980
The Shirakawa factory (Sansei electronic industrial Co., Ltd) was built in Omotego-mura, Nishi- Shirakawa - gun, Fukushima-ken.
June 1980
The capital was increased to 12 million yen.
Aug. 1992
Mr. Madarame acquired every stock and increased the capital to 30 million yen.
Dec. 1992
Head office was relocated to 1-11-15, Higashi-Gotanda, Shinagawa-ku, Tokyo.
Information exchange between sales dept and technical dept was made close. The Nagoya sales office, the Saitama sales office, and the Atsugi sales office were established.
April 1993
Company name was change to NEMICON Co., Ltd.
July 1996
Certificate of international quality standard of ISO 9001 was acquired.
June 1998
Atsugi sales office, Nagoya sales office and Osaka sales office was relocated. The Saitama sales office was unified to the head office.
Nov. 1999
60,000 stocks (350,000 stocks of all issued stocks) of 3rd person quota capital increase by NIDEC CORPORATION was carried out. Capital at 230 million yen.
April. 2000
Head office was relocated to 5-29-20, Shiba, Minato-ku, Tokyo. Company name was changed into NIDEC NEMICON CORPORATION.
Nov. 2002
NIDEC NEMICON Hong Kong Ltd was established.
Jan. 2003
NEMICON NOISE CORPORATION was established.
Aug. 2003
KOREA liaison office in Seoul was established.
Feb. 2004
U.S. liaison office in Chicago was established.



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