HOME > History

History
1983 Aug   Established as a manufacturer and supplier of stroboscope transformers for overseas markets
  Dec   Started production and supply of stroboscope transformers to the domestic market
1984 Mar   Started production and supply of transformers for high frequency switching power supplies
1985 Jan   Increased the capital from 5million yen to 10million yen
1986 Nov   Moved its main office to Hino-shi, Tokyo
1987 May   Started production and supply of lighting inverter transformers
1989 Dec   Increased the capital to 30.4million yen with the progress of the achievements.
  Sep   Established the Thailand factory in Lamphun, Thailand
1991 Sep   Established Yamanashi branch office in Tsuru-shi, Yamanashi
1993 May   Increased the capital to 32million yen with the progress of the achievements.
1995 Aug   Established the joint venture company in Dan Dong city, Liao Ning Province, P. R. China
  Oct   Begun design and production of Power choke coils
1996 Apr   Established Hong Kong office
  Jul   Moved the head office from Hino-shi, Tokyo to Hachioji-shi, Tokyo
1997 Feb   Thailand factory obtained ISO9002 certification
1998 Oct   China factory obtained ISO9002 certification
1999 Mar   Laos factory started the mass production
  May   Transferred the Yamanashi branch operation to overseas plant
  Nov   Started mass production and shipment of surface-mount type stroboscope transformers for digital cameras
2000 Jan   Started supply of SMD choke coils
  Mar   Started mass production and shipment of subminiature trigger coils; succeeded in miniaturization of the volume by 30%
  Apr   Started large-scale delivery of inverter transformers at 250,000 units/month
  May   Started mass production and shipment of high withstand voltage trigger coils
  Aug   Started mass production and shipment of surface-mount type choke coils with complete magnetic shielding; Improved the characteristics by 1.5 times compared with the previous models.
2001 Jul   Started shipment of small and low strobe transformers
2002 Feb   Started shipment of encapsulated trigger coils
  Dec   Started shipment of trigger coils to cope with miniature reflow type
2004 Apr   Obtained ISO 9001 and ISO14000 certification
  Oct   Established Tokyo Coil Engineering Co., Ltd., Kansai Laboratory (Present: Kansai branch)
2005 Mar   Established Tokyo Coil Hong Kong Ltd., Shenzhen office
  Oct   Started shipment of ultra-miniature booster transformers Started shipment of metallic power choke coils
2006     Developed and shipped LCD TV Power transformers, CCFL backlight balance transformers
2007     Started full-scale production of Power transformers and balance transformers for liquid crystal TV