| October 1999 | Established with the full amount investment of Seiko-Epson Corporation. |
|---|---|
| March 2001 | Started production of Synthetic Quartz Crystal. |
| July 2003 | Incorporated with former Injex Corporation. |
| April 2005 | Changed the company name to Epson Atmix Corporation. |
| November 2007 | Transference consolidating of Suwa factory in Hachinohe factory. |
| June 2009 | Pharmaceutical Affairs Act authorization acquisition. |
| August 2012 | Amorphous alloys producing powder line increase. |
| September 2013 | Metal powder production factory "Kita-Inter Plant" completion. |
| January 2014 | Headquarters shelter public welfare building completion. |
