TYK Official Website
| 1947 | Company founded. Merged Tajimi Plant of Daido Steel and converted it to Nagase Plant. |
|---|---|
| 1956 | Started promoting graphite crucibles (MOREX). |
| 1958 | Absorbed Akechi Ceramics into TYK group. |
| 1959 | Absorbed Mizuno Ceramics into TYK group. |
| 1960 | Sumiyoshi Refractory Co., Ltd. founded. Kunimitsu Refractory Co., Ltd. founded. |
| 1961 | Stock listed on the second section of the Nagoya Stock Exchange. |
| 1963 | Toyo Express Service Co., Ltd. founded. Mizuno Ceramics Co., Ltd. founded. |
| 1967 | Machinery division spun off into Houei Kogyo Co., Ltd.. |
| 1968 | Absorbed Hinomaru Refractory into TYK group. |
| 1969 | R&D Center established. |
| 1971 | Started promoting immersion nozzles of Alumina Graphite (ISOTEX) and basic bricks burned at ultrahigh temperature (Super DX). |
| 1972 | Parklanes Co., Ltd. and Chunichi Home Co., Ltd. founded. Started promotion of rotary nozzles. |
| 1973 | Akasaka works constructed. |
| 1974 | Stock listed on the first section of the Tokyo Stock Exchange. |
| 1975 | Toki Ceramics Co., Ltd. founded as as a separate company. |
| 1976 | Rotary Nozzle International S.A. founded in Belgium. |
| 1977 | European liaison office in Paris and U.S.A. liaison office in Chicago founded. |
| 1978 | Food service division spun off into Toshin Foods Co., Ltd.. |
| 1981 | West Germany liaison office founded in Duisburg. |
| 1982 | Established TYK Co., Inc. in Pittsburgh, USA. TYK Co., Inc. purchased Swank Refractories Co. and established TYK Swank Refractories Co.. |
| 1983 | U.K. liaison office founded in London. |
| 1984 | TYK Swank Refractories renamed to TYK Refractories, Co. |
| 1988 | TYK Taiwan established. Designation changed from Tokyo Yogyo to TYK Corporation. TYK Limited Co. established in Durham, U.K. |
| 1989 | European liaison office and U.K. liaison office relocated to Durham. |
| 1990 | French office relocated to Lambersalt. |
| 1991 | Agent contract with Incotecnica Corp. in Spain. |
| 1992 | TYK Information Service Co., Ltd. established. |
| 1995 | TYK Europe GmbH established. |
| 1996 | Awarded for TPM Excellence First Category. |
| 1998 | TYK Refractories Co. renamed to TYK America. Inc. Qualified ISO 14001. |
| 2001 | Qualified VDEh. |
| 2002 | Sumiyoshi Ref. and Kunimitsu Ref. merged into U-Ceramic Co., Ltd. |
| 2004 | TYK (Qingdao) Co., Ltd. established in China. |
| 2005 | Obtained 100% share of R.N.I. to make it a fully owned subsidiary. |
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