||Founded in Ebisu, Shibuya. Capital: 8 million Yen|
|February 1948||Relocates to 2-16 Kamata, Ota-ku, Tokyo.|
|January 1961||Relocates to 1-21-16 Minami-rokugo Ota-ku, Tokyo.|
|December 1963||Reforms the company into a joint stock corporation: YANAGAWA SEIKO Co.,Ltd. is established.|
Fusakichi Yanagawa becomes Representative Director.
Increases its capital to 10 million Yen.
|July 1970||Chuichi Yanagawa becomes Representataive Director.|
|May 1972||Completes Tsukuba Factory in Ibaraki.|
|April 1983||Forms a capital tie-up with Haneda Seimitsu Kogyo Co.,Ltd. for press-work. |
|September 1987||Relocated to 3-15-2 Kamata, Ota-ku|
|December 1987||Celebrated 50th anniversary of founding|
|September 1989||Builds Toyosato Factory at the Toyosato Techno Park, and begins centralized control on the production of automatic lathes.|
Non-stop operation begins (340 days a year/24 hours).
|Februrary 1992||Development of Yanaflon (Tetrafluoroethylene)|
Launches "Endless MF Dry bearing" both domestically and internationally.
Files a patent application in 14 countries.
|October 2002||Certified ISO14001 (Toyosato Factory) except Yanaflon|
|March 2003||Increases its machinery equipment at Tsukuba Factory, and starts 24 hour-operations.|
|May 2003||Introduces an ionic water cleaning system. |
|March 2004||Certified ISO9001 (Toyosato Factory) except Yanaflon|
|November 2004||Control center opens.|
|Janurary 2005||Introduces a hydrocarbon cleaning system. |
|May 2005||Certified ISO9001 (Control center)|
|June 2006||YANAGAWA SEIKO VIETNAM Co.,Ltd. is established.|
|July 2006||Increases its capital to 50 million Yen.|
|December 2007||Celebrated 70th anniversary of founding|
|May 2008||Vietnam Factory completed, mass production started|
|August 2008||Vietnam Factory ISO14001 acquired|
|November 2008||Vietnam Factory ISO9001 acquired|
|May 2009||Vietnam Factory NC lathe expanded|
|September 2010||Vietnam Factory granted ISO/TS16949 certification|
|June 2011||Vietnam Factory granted OHSAS18001 certification|