| December, 1951 |
Sonoike Valve Co., Ltd. was founded in Shinagawa-ward, Tokyo to manufacture and sell engine valves. |
| June, 1952 |
The name was changed to Fuji Valve Co., Ltd. A plant in Ota-ward, Tokyo was completed and began its operation. |
| July, 1953 |
Daido Steel Co., Ltd. invested additional capital. |
| January, 1960 |
A technical agreement (engine valves) was signed with TRW Inc. of the United States. |
| September, 1970 |
The headquarters plant was moved to and concentrated in Fujisawa. |
| April, 1990 |
The Shizuoka plant started production. |
| December, 1992 |
The company's name was changed from Fuji Valve Co., Ltd to FUJI OOZX Inc. |
| December, 1994 |
The company rose to the Second Division of the Tokyo Stock Exchange. |
| July, 2003 |
The headquarters was moved to the current location, the city of Kikugawa in the Shizuoka prefecture. |
| August, 2010 |
Established Fuji Valve (Guangzhou) Co., a joint venture company formed by FUJI OOZX,TRW Inc. and Shin Han Valve Ind. Co., Ltd., in China. (Guangzhou). |
| August, 2013 |
Established PT. Fuji OOZX INDONESIA, a joint venture company formed by FUJI OOZXand PT. Prospect Motor in Indonesia (Jawa Barat). |
| August, 2014 |
Established FUJI OOZX MEXICO, S.A. DE C.V., a joint venture company formed by FUJI OOZXand Daido Kogyo Co., Ltd. In Mexico (Guanajuato). |
| July, 2015 |
Dissolved Technical agreement (engine valve) between TRW Inc. of the United States.
Established FUJI OOZX AMERICA Inc., a sales company fully funded by OOZX in the United States (Texas) |
| January, 2016 |
Reached an agreement with Mitsubishi Heavy Industries Machine Tool Co., Ltd. (hereinafter reffered to as "MAT") to integrate the automobile engine valve businesses. MAT transfers its solid valve business to FUJI OOZX INC. Both MAT's hollow-head valve business and FUJI OOZX's hollow-stem valve business are suceeded by a joint venture set up by both companies. |
| May, 2016 |
Established FUJI HOLLOW VALVE INC., a joint venture company formed by FUJI OOZX INC. and MAT, which manufactures both hollow-head and hollow-stem valves in Kikugawa City, Shizuoka Prefecture. |
| April, 2017 |
Established Europe Representative Office in Germany (Stuttgart). |
| November, 2017 |
The dedicated mass production line for head hollow engine valve began operation. |
| December, 2019 |
The 2nd plant began operation at Fuji Valve (Guangdong) Co. |
| June, 2020 |
FUJI OOZX transitioned to a company with an audit and supervisory committee. |
| July, 2020 |
Fuji Valve (Guangdong) Co. started an integrated procduction for stem hollow valve. |
| April, March, 2021 |
FUJI OOZX dissolved the joint venture business with MAT and accquired 100% ownership of FUJI HOLLOW VALVE Inc. |
| April, July, 2021 |
FUJI OOZX merged with FUJI HOLLOW VALVE Inc |
