| 1948 | Start-up stage Manufactured a soil testing machine first time ever in Japan with the extraordinary technical capability of the founder Seichi Tanaka, supported by laboratory students from the University of Tokyo. Additionally, started manufacturing and selling constant speed friction testing machine (prototype model of JIS standard as JIS-D4411) collaborated with Agency of Industrial Science and Technology. |
| 1950s | Starting business Developed NS continuous variable transmission. Manufactured fuel injection pump tester equipped with the NS continuous variable transmission. In conjunction with this, started selling clamp type oil level meter, index handle and etc. Thanks to the proposal by the Ministry of Education regarding industry promotion measure of industrial high school, internal combustion engine experimental device that is combination of Tanaka type hydraulic dyno and EC dyno were delivered to wide range of end users. |
| 1960s | Expansion of business Awarded the Tokyo Governor’s Prize at Tokyo invention exhibition in 1969. And awarded Medal with Purple Ribbon by Kakuei Tanaka, prime minister at that time, for developing a hydraulic dynamometer of direct control method by returned water. Continuously developed high speed type hydraulic dyno, portable type hydraulic dyno and Eddy current dyno. Got a lot of patents and utility models for more great products. Especially Tanaka’s hydraulic dynamometer received high reputation not only in Japan but also in international markets, and its cumulative delivery number exceeded 1,300 units. |
| 1970s | Expansion of the product range Developed dyno-related products (chassis dyno, portable type engine test bench, and automatic control measuring device by software) to deliver to manufacturers’ production line and experiment research institutes for engines, motor transmissions, and belt chains. |
| 1980s | The second Seishi Tanaka, managing director, retired for health reason. Seifu Tanaka, sales manager, assumed managing director. Transfered the head office to Excel Heights, 4-16-9 Etsunan-cho, Musashino-city, Tokyo. |
| 1990s | New factory and building Established the head office and factory at 515-5 Miyazawa-cho, Akishima-city, Tokyo. |
| 2000s | The third – Expansion of business to abroad |
| January, 2009 | President Seifu Tanaka retired for health reason and assumed a chairman of the board of directors. Kiyohiro Tanaka, board member, assumed the third managing director. Expanded the business by collaboration with 30 domestic companies and 11 countries. Aggressively expanded the business to overseas. Collaborates with companies from 11 countries (distributors, agencies and alliances). Kept expanding the business with collaboration with 30 domestic companies. Started selling high-end testing tools. |
| August, 2009 | Business collaboration with TYK Corporation for DPF performance evaluation testing service. |
| April, 2010 | Established the trading business department due to diversification of business and shifted to business departments with self-support accounting systems. |
| January, 2011 | Sales agency agreement with D2T, France (in Japan, Thailand, Malaysia…) Started selling D2T products: automation system MORPHEE… |
| May, 2013 | Our business scheme about powertrain engineering was recognized by Ministry of Economy, Trade and Industry and adopted to “advanced technology facility investment promotion business cost subsidy 2012”, one of the highest receiving amount. |
| December, 2013 | Divided, transferred and sold the businesses of trading business department. |
| May, 2014 | Established a subsidiary, named D2T JAPAN. Joint venture with D2T, France. Fully started selling automation system, simulation tool, AC dynamometer… |
| April, 2015 | Our Tokyo pref. business innovation planning is recognized by the Governor of Tokyo. |
| February, 2016 | Business collaboration with tectos, Austria and started selling drive shafts for test bed. |
| June, 2016 | Closed D2T Japan due to taking over of D2T by FEV, Germany. |
| September, 2016 | Business collaboration with F.E.T. Powercraft for engine performance testing service. |
| June, 2017 | Sales agency agreement with FEV JAPAN. |
Company
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Some proper nouns might not be translated correctly.
