| 1896年 |
Established in Koishikawa, Tokyo as Japan's first measuring instrument manufacturing of pressure gauges and other measuring devices. |
| 1901年 |
Began manufacturing compasses, depth sounders, and other navigation instruments and equipment. |
| 1918年 |
Began manufacturing Sperry gyrocompasses. |
| 1923年 |
Began development of aeronautic instruments. |
| 1930年 |
Head Office moved to Kamata, Tokyo. |
| 1952年 |
Developed Japan's first marine radar system. |
| 1954年 |
Began manufacture of hydraulic equipment. |
| 1963年 |
Developed world's first commercial ultrasound flow meter. |
| 1971年 |
Developed radar warning system used in the F-4EJ fighter plane. |
| 1984年 |
Entered the field of factory automation and construction equipment with a product line centered around inertial sensor technology. |
| 1988年 |
Constructed new head office building and R&D center. |
| 1990年 |
Changed the company name from Tokyo Keiki Co., Ltd. to TOKIMEC INC. |
| 1996年 |
Celebrated 100th anniversary in operation. |
| 1996年 |
Established TOKIMEC CONSTRUCTION SYSTEMS INC.(Present, TOKYO KEIKI CONSTRUCTION SYSTEMS INC.) |
| 1997年 |
Established TOKIMEC RAIL TECHNO INC.(Present, TOKYO KEIKI RAIL TECHNO INC.) |
| 1999年 |
Established TOKIMEC KOREA HYDRAULICS CO.,LTD.(Present, TOKIMEC KOREA POWER CONTROL CO., LTD. ) |
| 2005年 |
Established Maritime Traffic Dept. in Electronics Systems Division. |
| 2008年 |
Restored TOKYO KEIKI corporate name. |
| 2010年 |
Electronic Systems Division establishes Sensing Control Systems Dept. |
| 2011年 |
Established Chinese subsidiary, TOKYO KEIKI(SHANGHAI) CO., LTD. |
| 2012年 |
Established Singapore Representative Office. |
| 2012年 |
Established TOKYO KEIKI PRECISION TECHNOLOGY CO., LTD hydraulic equipment manufacturing base in Vietnam. |
| 2013年 |
Introduced company-based organizational structure. |
| 2015年 |
Commercial business spun off from Electronics Systems Company and established as Communication & Control Systems Company. |
| 2015年 |
Singapore Representative Office reorganized as a branch office, TOKYO KEIKI INC. SINGAPORE BRANCH. |
| 2015年 |
TOKYO KEIKI PRECISION TECHNOLOGY CO., LTD relocates to permanent facilities in Hi-Tech Park, Da Nang. |
