| 1957 | Established under the name of Tokyo Cosmos Electric Co.,Ltd. |
|---|---|
| 1959 | Chosen as an approved plant under the basic plan for promotingthe electronics industry based on a provisional law. Successfully completed development of a metal- film potentiometer. |
| 1961 | Listed 2nd section of Tokyo Stock Exchange. Completed Kanagawa facility. Approved as a manufacturer under the Japanese industry Std. |
| 1967 1969 |
Passed the U.S Military specifications MIL- R- 27208A and 22097C. |
| 1970 | Completed Tokyo facility. Passed the U.S Military specifications MIL- R- 19B and 94C. |
| 1972 | Established Shirakawa Cosmos Electric Co.,Ltd.and Yanaizu Cosmos Electric Co.,Ltd. Concluded a plant export agreement with UNITRA.a Polish public corporation. |
| 1983 1974 |
Passed the J.D.A specifications DSPC 6005,6006,6008 and 6009. |
| 1976 | Commenced mass production of electronic devices for automotive. |
| 1977 | lncreased the paid- in capital to \ 525 million. |
| 1980 | Commenced mass production of 6mm trimmer potentiometer. |
| 1981 | TOCOS entrusted with research and development of solar cells by the Agency lndustriaI Science and Technology,MITl. |
| 1983 | Founded TOCOS America,lnc.in Chicago,IL |
| 1984 | Established Nakatsu Cosmos Electric Co.,Ltd. Commenced mass production of "TOCOS HEATER" |
| 1985 | lncreased the paid- in capital to \ 1,277 million. |
| 1986 | The toggle switches were listed by U.L.,lnc. Passed the U.S Military specification MIL- R- 94D. Commenced production of "TABLET". |
| 1987 | Established Taiwan Tocos Electric Co.,Ltd. |
| 1988 | Commenced mass production of 4mm trimmer potentiometer for Surface Mounting. |
| 1993 | Commenced mass production of 3mm trimmer potentiometer for Surface Mounting. |
| 1995 | Nakatsu Cosmos Electric Co.,Ltd.lSO 9002 Certified. |
| 1996 | Head quarters ･Kanagawa Facility ISO 9001 Certified. Aizu Cosmos Electonic Co.,Ltd.lSO 9002 Certified. |
| 1998 | Shirakawa Cosmos EIectonic Co.,Ltd.ISO 9002 Certified. |
| 2000 | Established Tocos (H.K.)Limited. |
| 2003 | Head quarters ･Kanagawa Facility ISO 14001 Certified. |
| 2005 | Tocos (H.K.)ISO9001 Certified. |
| 2006 | Tocos (H.K.)lSO14001 Certified. |
| 2007 | Nakatsu Cosmos Electric Co., Ltd. ISO14001 Certified. |
| 2009 | Aizu Cosmos brand- new plant is finished and ready. |
| 2010 | Founded Yantai Cosmos Electric Co., Ltd. Founded Yantai Cosmos Corporation. |
| 2014 | Yantai Cosmos Electric Co., Ltd. ISO/TS16949 Certified. |
| 2015 | The second plant of Shirakawa Cosmos Electric Co., Ltd. started its operation Established GUANGZHOU TOCOS ELECTRIC CO., LTD. |
2017 | Established second plant in Aizu Cosmos Electric Co.,Ltd. |
| 2018 | The third plant of Shirakawa Cosmos Electric Co., Ltd. started its operation |
