| 1927 | Completed Shiga Plant and started production of rayon fiber |
|---|---|
| 1941 | Became first in Japan to develop original method for synthesizing and spinning nylon 6 |
| 1951 | Concluded licensing agreement for nylon production with E.I. Du Pont de Nemours & Co. |
| 1956 | Established Central Research Laboratories in Shiga |
| 1957 | Concluded licensing agreement for polyester fiber and related production with Imperial Chemical Industries PLC |
| 1958 | Completed Mishima Plant and started production of TETORON* polyester fiber |
| 1959 | Started production of LUMIRROR* polyester film |
| 1962 | Established Basic Research Laboratories in Kamakura |
| 1963 | Started production of TORAYFAN* polypropylene film |
| 1964 | Started production of TOYOLAC* ABS resin Started production of TORAYLON* acrylic fiber Started production of SILLOOK* silk-like polyester filament |
| 1966 | Started production of PROMILAN* nylon 66 fiber |
| 1968 | Started production of TORAYPEF* polyolefin foamed sheet |
| 1970 | Started production of ECSAINE* man-made suede |
| 1971 | Started production of TORAYCA* carbon fiber |
| 1972 | Started production of SPUCKTURF* artificial turf |
| 1975 | Started production of PBT resin |
| 1977 | Started production of TORELIEF* photo-polymer printing plate Started production of FILTRYZER* artificial kidney |
| 1979 | Started production of TORAY WATERLESS PLATE* waterless planographic printing plate |
| 1981 | Started production of BREATH O* soft contact lens Started production of ROMEMBRA* reverse osmosis membrane |
| 1982 | Started production of film carrier tape and copper-clad polyimide film |
| 1983 | Started production of ANTHRON* antithrombogenic catheter Started production of E-FILTER* VDT filter Completed TECHNORAMA* weather simulation laboratory |
| 1984 | Started production of TORAYCERAM* high-performance zirconia |
| 1985 | Started production of polyimide coatings for electronics Started production of FERON* natural human interferon-β Established Technology Center in Shiga |
| 1987 | Started production of TORAYSEE* high-performance multipurpose cleaning cloth |
| 1988 | Started production of TORELINA* PPS film Started production of TORAYVINO* high-technology household water purifier Started production of Inoue-Balloon Catheter for use in treatment of mitral stenosis |
| 1989 | Started production of RAYTELA* plastic optical fiber Started production of shingosen SILLOOK ROYAL S* |
| 1990 | Started production of TORAYROM* rotary drum filter purifying equipment |
