
History
| Oct. 1945 | Established as Mitoh Industries | 
|---|---|
| May 1958 | The company name was changed to Mitoh Electric Manufacturing Co., Ltd. | 
| Mar. 1965 | Obtained a patent for V series stainless metallic resistor elements | 
| Jul. 1965 | The company name was changed to Nishi-Nippon Resistors Manufacturing Co., Ltd. | 
| Aug. 1966 | Opened Osaka sales office | 
| Nov. 1967 | Opened Tokyo sales office | 
| Jul. 1983 | Established technical collaboration with Taiwa Giken Company in Korea | 
| Apr. 1998 | Developed U series resistors | 
| Jan. 2000 | Started wire harness business for industrial robots | 
| Apr. 2000 | Started reactor sales business for general industry | 
| Apr. 2001 | Built new HQ building | 
| Dec. 2004 | To expand wire harness business capability, opened Funamachi Plant | 
| Oct. 2007 | Changed the company name from Nishi Nippon Resistors to Nishitei due to business expansion | 
| Nov. 2008 | Tokyo sales office was moved to Higashi-Tokorozawa in Saitama pref. | 
| Jun. 2009 | Obtained ECO-ACTION 21 | 
| Apr. 2010 | Reactor sales business expanded to industrial power quality solution business. |