Diversification (1970s ~ Late 1990s)
|1970||October||Ehime Factory (currently the Matsuyama Factory the South Plant) commenced operation and the production of Tetoron® filament began.|
Production of meta-aramid fiber Teijinconex® at Iwakuni Factory.
Operations of Gifu Factory commenced and the production of Tetoron® films began.
|October||Production of rayon filament was discontinued.|
Fuji Institute of Education and Training (currently Teijin Academy Fuji) was established.
|1973||August||Teijin Fher Medical Co., Ltd., was jointly established with Germany's Boehringer Ingelheim.|
|October||Tetoron® production and sales company P.T. Teijin Indonesia Fiber Corporation was established.|
|1974||June||Medical and Pharmaceutical Division was launched and Teijin Institute for Bio-Medical Research was established.|
|1978||March||Teijin Pharmaceutical Co., Ltd., was established. (Teijin Fher Medical dissolved).|
Production of PET resin for bottles began.
|August||Operations of spun yarn was discontinued. Nagoya Factory was closed.|
|1980||February||Teijin Pharmaceutical Co., Ltd. began the sales of Venilon®.|
|April||Teijin Pharmaceutical Co., Ltd. began the sales of Laxoberon®.|
|1982||October||Mild-Sanso oxygen concentrator was introduced to the market.|
|1983||September||Teijin Systems Technology Ltd. was established.|
|October||Teijin Pharmaceutical was merged with Teijin Limited.|
|1985||August||Operations of Utsunomiya Factory commenced and production of Tetoron® films began.|
Production of Technora® para-aramid fibers began at Matsuyama Factory.
Business operation of Teonex® PEN film began.
|1991||October||Tetoron® production and sales company Teijin (Thailand) Limited was established.|
|1992||September||Teijin Biomedical Laboratory was established in London.|
|1992||November||Teijin Global Environmental Charter and Teijin Global Environmental Activity Goals were enacted.|
Chiba Research Center (currently Teijin Plastics Technical Center) was established.
|Corporate philosophy and corporate code of conduct were enacted.|
Nantong Teijin Co., Ltd., was established in China to manufacture and sell polyester filament fabrics.
|August||Established joint-venture companies with DuPont to manufacture and sell meta-aramid papers in Japan and Hong Kong.|
|1995||September||Jointly established a company with DuPont to manufacture and sell nylon fibers in Japan.|
|1996||March||PT. Indonesia Teijin Films was established to manufacture and sell Tetoron® films.|
|1997||May||Teijin Polycarbonate Singapore Pte Ltd. was established to manufacture and sell polycarbonate resin.|