| 1937年03月 |
Nagoya Branch Office of Fushiman Seisakusho Co., Ltd. was established. |
| 1944年02月 |
Nagoya plant of Fushiman Seisakusho Co., Ltd. was established. |
| 1948年01月 |
Corporate name was changed to Yoshitake Works, Ltd. |
| 1953年03月 |
Tokyo Sales Office was established. |
| 1965年05月 |
Osaka Sales Office was established. |
| 1970年09月 |
Head-office Plant was reconstructed and Head-office 3rd Plant was newly established. |
| 1972年10月 |
Hiroshima Sales Office and Fukuoka Sales Office were established. |
| 1973年09月 |
Sendai Sales Office was established. |
| 1974年03月 |
Sapporo Sales Office was established. |
| 1975年09月 |
The company was accredited by Japan Water Works Association. |
| 1978年07月 |
The company was certified as an inspection plant by Japan Water Works Association. |
| 1979年06月 |
Komaki Delivery Center was newly established. |
| 1979年10月 |
Nagoya Sales Office was established. |
| 1980年07月 |
The plant was authorized to indicate the certificate number of JIS B 8410. |
| 1982年06月 |
Shizuoka Sales Office was established. |
| 1982年12月 |
The Head-office building was completed. |
| 1983年06月 |
The plant was authorized to indicate the certificate number of JIS B 8414. |
| 1984年10月 |
A new factory was built at the site of Komaki Delivery Center, and the name of the center was changed to Komaki Plant. |
| 1985年09月 |
Mutual agency agreement with ARMSTRONG INTERNATIONAL INC. in America was concluded. |
| 1985年10月 |
The amalgamated company named YOSHITAKE-ARMSTRONG, LTD. was established in Japan. |
| 1985年10月 |
The joint venture company named ARMSTRONG-YOSHITAKE, INC. was established in America. |
| 1988年02月 |
Technical Seminar Center (TSC) was newly established at the site of Komaki plant. |
| 1989年08月 |
THAI YOSHITAKE CO.,LTD. was established as an affiliated company in Thailand. |
| 1990年06月 |
Capital participation in EVERLASTING VALVE COMPANY,INC. in America was conducted. |
| 1990年07月 |
Corporate name was changed to Yoshitake Inc. |
| 1990年10月 |
Over-the-counter trading for Yoshitake stocks was started.(JASDAQ) |
| 1995年04月 |
Komaki Plant acquired the certificate of ISO 9001. |
| 1996年04月 |
YOSHITAKE WORKS (THAILAND) LTD. was established as an affiliated company in Thailand. |
| 1999年06月 |
All the business offices of Yoshitake Inc. in Japan acquired ISO9001. |
| 2000年09月 |
All the business offices of Yoshitake Inc. in Japan acquired ISO14001. |
| 2002年03月 |
Two affiliated companies in Thailand were merged into YOSHITAKE WORKS (THAILAND) LTD. |
| 2002年04月 |
Yoshitake Inc. acquired a Certificate of CE Marking Conformance. |
| 2003年05月 |
The Head-office Plant was integrated into Komaki Plant. |
| 2003年08月 |
Komaki Plant re-acquired the authorization to indicate its conformance to Japanese Industrial Standards (B8402/8410/8414). |
| 2006年04月 |
Acquisition of KAWAKI MEASURING INSTRUMENT Co., LTD (100%-owned subsidiary). |
| 2008年02月 |
Certified 'Aichi Quality Company' by Aichi Prefecture. |
| 2008年06月 |
Yoshitake Inc. acquired a manufacturing license of safety valves for China. |
| 2016年10月 |
Hokuriku Sales Office was established. |
| 2020年02月 |
Yoshitake Inc. switched to EMS Self-declaration instead of ISO14001. |
| 2022年02月 |
Head Office moved to Showa-ku, Nagoya. |
| 2023年01月 |
Acquired all shares of Doctrine Engineering (M) Sdn. Bhd. (Malaysia) and its subsidiary, PT. Yoshitake Engineering Indonesia (Indonesia), making them subsidiaries. |
| 2023年10月 |
Acquired all shares of Access Professional Singapore Pte. Ltd. (Singapore) and its subsidiary, Access Professional Vietnam Company Ltd. (Vietnam), making them subsidiaries. |
| 2023年11月 |
Established a joint venture, Yoshitake (Wuxi) Fluid Technology Co., Ltd., in China. |
| 2024年05月 |
Acquired all shares of Let's Co., Ltd., making it a subsidiary. |
| 2025年08月 |
Let's Co., Ltd. was renamed as Yoshitake Biomass Engineering Co., Ltd. |
| 2026年01月 |
Doctrine Engineering (M) Sdn. Bhd. (Malaysia) was renamed as YOSHITAKE MALAYSIA SDN. BHD. |
| 2026年01月 |
Access Professional Singapore Pte. Ltd. (Singapore) was renamed as YOSHITAKE SINGAPORE PTE. LTD. |
| 2026年01月 |
Access Professional Vietnam Co., Ltd. (Vietnam) was renamed as YOSHITAKE VIETNAM CO., LTD. |
