June 1966 |
Hiroyoshi Yamaguchi (present Chairman) established Izumi Seisakusho under private management. |
April 1970 |
Tomisabu Yamaguchi established Hanna Kkoshuha Kogyosho under private management. |
July 1973 |
Izumi Seisakusho and Hanna Kkoshuha Kogyosho were combined. We started and registered as Yamasan Kogyo Co., Ltd. Capital stock : 2,000,000 JPY |
December 1973 |
The location was moved to 6-53, Ymaga-cho, Yao-shi. |
December 1983
|
Heat treatment department and precision machinery department were established. |
August 1984 |
Precision machinery department has been moved to 1-17, Izumi-cho, Yao-shi. Production and sales of slide shafts were initiated. |
June 1985 |
Precision machinery department was registered as the head office of Yamasan Kogyo Co., Ltd. Capital stock : 8,000,000 JPY. Heat treatment department was started as Yamasan Co., Ltd. |
June 1989 |
We were identified as a designated factory by the NTN Corporation. |
August 1990 |
Kyushu factory and business office were established by a capital stock of 32 million yen. Women staffs for field work was employed. |
September 1991 |
We started to make precision shafts for printing machines. |
December 1991 |
Kyushu factory was extended. |
April 1992 |
We purchased double column type machining center. We developed an induction hardening device for slide shafts (horizontal machine 6m). |
March 1996 |
Welfare building was constructed. |
June 1997 |
The name of the company was changed from Yamasan Kogyou Co., Ltd. to YSK Corporation Co., Ltd. |
March 1998 |
Tokyo branch was established. |
December 2000 |
Kyushu factory acquired ISO 9002. |
June 2001 |
The management system was installed. It is able to manage the production status by network from Osaka, Kyushu and Tokyo. |
January 2004 |
Nagoya branch was established. |
January 2004 |
The name of the company was changed from YSK Corporation Co., Ltd. to YSK Co., Ltd. |
January 2004 |
Osaka head office factory acquired ISO 9001. |
October 2004 |
The second factory in Kyushu was completed. Double column type machining center with five-face machining equipment was installed. |
February 2005 |
Tokyo branch was moved for business expansion. |
May 2006 |
Exclusive machining center for long material (SVC : Super Velocity Center) was installed. |
August 2006 |
Complex CNC lathe machine(INTEGREX30-IV)was installed. |
June 2008 |
Fukushima business office and factory were established. |
August 2009 |
"We became a certified company, based on the provisions of the
1st clause of article IV (Four) of the Act on Enhancement of Small and Medium Sized Enterprises' Core Manufacturing Technology." |
August 2009 |
We were also chosen to carry out the Strategic Basic Technology Enhancement Support Project in fiscal 2009 (revised budget project in fiscal 2009). |
April 2012 |
Kyushu factory acquired ISO 14000. |
June 2013 |
We set up our factory in Purachin Buri Thailand and established business office in Bangkok Thailand. |
September 2014 |
Patented heating method and heat treatment equipment. |