| 1918 |
Founded as Tokai Electrode Manufacturing Co., Ltd. |
| 1918 |
Since its founding in 1918 as a pioneer in the Japanese carbon industry, our company has supplied a wide range of products to industries such as steelmaking, chemicals, and automobiles, contributing to the development of the Japanese economy. |
| 1918 |
Since its founding in 1918 as a pioneer in Japan's carbon industry, our company has supplied a wide range of products to various industrial sectors including steel, chemicals, and automotive-related fields, contributing to the development of the Japanese economy. Since the 1980s, we have expanded our activities overseas. |
| 1936 |
Realized the first export of graphite electrodes in Japan. From Nagoya Factory to Sweden. |
| 1936 |
Realized Japan's first export of graphite electrodes from Nagoya Factory to Sweden. |
| 1938 |
Chigasaki Factory completed. Started production of electrical brushes and carbon rods. |
| 1941 |
Full-scale production of carbon black for the first time in Japan at Kyushu Wakamatsu Factory. |
| 1950 |
Succeeded in industrializing Japan's first furnace-type carbon black, |
| 1960 |
Completion of the electric brushes "TD350" for main motors of high-speed trains for the Tokaido Shinkansen, which are excellent in rectification and wear resistance. Gaining popularity as a high-speed train component. |
| 1962 |
Delivered Japan's first 24-inch graphite electrodes. Exported to the UK, Canada, and West Germany. |
| 1975 |
Changed the company name to "Tokai Carbon Co., Ltd.". |
| 1980 |
Expanded activities overseas since the 1980s. |
| 1986 |
Tanoura Factory started production as a dedicated fine carbon factory. |
| 1987 |
Established overseas local subsidiary "Tokai Carbon America, Inc." in New York to strengthen sales activities overseas (September 1996, merged with Tokai Carbon U.S.A., Inc.). |
| 1990 |
Participated in the capital of the joint venture "Thai Carbon Product Co., Ltd." (Thailand). Signed a contract to provide manufacturing technology for carbon black to the company. |
| 1992 |
Merged with Toyo Carbon Co., Ltd. |
| 1994 |
Our C/C composite was installed on an atmospheric entry experiment vehicle (OREX) launched. |
| 1994 |
Our C/C composite was installed on an atmospheric entry experiment vehicle (OREX) launched. |
| 1996 |
Established an overseas local subsidiary "TOKAI CARBON U.S.A., INC." in Oregon, USA, for SiC coating business and others. |
| 2004 |
Established a subsidiary "Tokaicarbon (Tianjin) Co., Ltd." in Tianjin, China, for manufacturing and sales of carbon black (sold in February 2022). |
| 2005 |
Acquired the German graphite electrode and cathode manufacturing and sales company "ERFTCARBON GmbH (now TOKAI ERFTCARBON GmbH)" (sold in June 2025). |
| 2012 |
Established a manufacturing and sales company "Tokaicarbon (Suzhou) Co., Ltd." in Suzhou, China, for friction material products. |
| 2014 |
Acquired the Canadian carbon black manufacturing company "Cancarb Limited". |
| 2017 |
Acquired the American graphite electrode manufacturing and sales company "SGL GE Carbon Holding LLC (now TOKAI CARBON GE HOLDING LLC)". |
| 2018 |
Made Korea's "Tokai Carbon Korea Co., Ltd.," which has the world's top CVD-SiC mass production technology, a consolidated subsidiary to expand growth opportunities in fine carbon business. Acquired a US carbon black manufacturing company, renamed it "Tokai Carbon CB Ltd.," and established a supply system to the US. |
| 2018 |
Made Korea's "Tokai Carbon Korea Co., Ltd.," which has the world's top CVD-SiC mass production technology, a consolidated subsidiary to expand growth opportunities in fine carbon business. Acquired a US carbon black manufacturing company, renamed it "Tokai Carbon CB Ltd.," and established a supply system to the US. |
| 2018-04 |
Founded 100 years ago. |
| 2019 |
Acquired a German carbon black manufacturer producing cathodes for aluminum smelting, blast furnace blocks, and carbon electrodes. Renamed it "Tokai COBEX HoldCo GmbH." |
| 2019 |
Acquired a German carbon black manufacturer producing cathodes for aluminum smelting, blast furnace blocks, and carbon electrodes. Renamed it "Tokai COBEX HoldCo GmbH." |
| 2020 |
Acquired a French carbon black manufacturer producing cathodes for aluminum smelting. Renamed it "Tokai Carbon Savoie SAS" (current name "Tokai COBEX Savoie SAS"). |
| 2020 |
Acquired a French carbon black manufacturer producing cathodes for aluminum smelting. Renamed it "Tokai Carbon Savoie SAS" (current name "Tokai COBEX Savoie SAS"). |
| 2024 |
Made the US graphite processing companies "KBR, Inc." and "MWI, Inc." into consolidated subsidiaries. |
