| 1938 |  |
Teikoku Chemical Industries Co., Ltd. is established (Itami, Hyogo Prefecture) |
| 1939 | NAGASE & CO.,LTD.'s Amagasaki factory (the forerunner of Nagase Biochemicals, Ltd.) commences the manufacturing of enzymes for dyestuff desizing | |
| 1950 | The Amagasaki factory successfully produces bacterial amylase by means of cultivation in tanks | |
| 1952 | Teikoku Chemical Industries Co., Ltd. commences production and sales of the sequestering agent CLEWAT. | |
| 1958 | NAGASE & CO.,LTD.'s Amagasaki-higashi factory (the forerunner of Nagase Chemicals Ltd.) commences operation as the manufacturing facility for NAGASE & CO.,LTD.'s organic syntheses operation | |
| 1962 | NAGASE & CO.,LTD. commences domestic production of epoxy denaturants at the Amagasaki-higashi factory (the forerunner of Nagase-CIBA Ltd.) | |
| 1967 | The Amagasaki factory exports fermentation production technology to India | |
| 1969 | The Amagasaki factory exports production technology for alkaline protease for detergents to West Germany | |
| 1970 | NAGASE & CO.,LTD. moves the Amagasaki-higashi
factory (the forerunner of Nagase Chemicals Ltd. and Nagase-CIBA Ltd.)
to Tatsuno City, Hyogo Prefecture Nagase-CIBA Ltd. is split off and established as a separate company |
|
| 1971 | The Amagasaki factory commences manufacturing of grape sugar isomerization enzyme glucose isomerase | |
| 1973 | Nagase-CIBA Ltd. receives an award of excellence from the chairman of the Himeji Safety and Sanitation Association | |
| 1976 | NAGASE & CO.,LTD. moves the Amagasaki factory (the forerunner of Nagase Biochemicals, Ltd.) to Fukuchiyama, Kyoto | |
| 1977 | Nagase-CIBA Ltd. receives UL standard
approval Nagase Biochemicals, Ltd. is split off and established as a separate company |
|
| 1979 | Teikoku Chemical Industries Co., Ltd. completes GMP compliance | |
| 1980 | Teikoku Chemical Industries Co., Ltd.
establishes Nagase Fine Chemicals Co. Ltd. (Tatsuno City) in a joint
capital investment with NAGASE & CO.,LTD. Nagase Chemicals Ltd. is split off and established as a separate company |
|
| 1982 | Teikoku Chemical Industries Co., Ltd. receives the Ohkochi Grand Technology Prize for its bulk pharmaceutical Tegafur used in the anticancer drug Helpa capsules | |
| 1987 | Nagase Electronic Chemicals Ltd. is
split off from Nagase Chemicals Ltd. and established as a separate
company Teikoku Chemical Industries Co., Ltd. commences production and sales of new antiulcer agent Lonmiel Capsule |
|
| 1990 | Nagase-CIBA Ltd. completes construction
of a production technology center Nagase-CIBA Ltd. commences sales of optical fiber filler (jelly compound) |
|
| 1991 | Nagase Chemicals Ltd. constructs a research
building shared with Nagase Electronic Chemicals Ltd. Teikoku Chemical Industries Co., Ltd. completes construction of its Fukuchiyama factory |
|
| 1993 | Nagase-CIBA Ltd. acquires ISO9002 certification | |
| 1996 | Teikoku Chemical Industries Co., Ltd. and Nagase Fine Chemicals Co., Ltd. merge | |
| 1998 | Nagase Biochemicals, Ltd. acquires ISO9002
certification Nagase Electronic Chemicals Ltd. acquires ISO9002 certification Teikoku Chemical Industries Co., Ltd. constructs a new investigational drug manufacturing facility within its Itami factory |
|
| 1999 | Nagase Chemicals Ltd. acquires ISO9002
certification Nagase-CIBA Ltd. acquires ISO9001upgraded certification |
|
| 2000 | Nagase Chemicals Ltd. and Nagase Electronic
Chemicals Ltd. merge Nagase-CIBA Ltd. becomes Nagase ChemteX Corporation, a wholly owned subsidiary of NAGASE & CO.,LTD. |
|
| 2001 | Four companies merge to form a new Nagase ChemteX Corporation | |
| 2005 | The Itami east factory is succeeded to Nagase Medicals Co., Ltd. along with the business reorganization of Nagaseglup. |
