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Overall Chronology
1917~1939 1940~1959 1960~1979 1980~1999 2000~
Name of an Era Company History Product Chronology
2000    Matsue City bus locator system
 Variable platform shelf
 Power supplies for Shinkansen
  signaling systems
2001   Microwave power supplies
2002 ISO14001 certified. D-Class RF generators
2003    Multi-function power supplies for
  communications devices


 Railway tie (sleeper) integrated
  electric point machine(TCK-1)
Railroad tie (sleeper) integrated electronic switch (TCK-1)
Railway tie (sleeper) integrated
electric point machine(TCK-1)
2004     Movable step
Variable step
Movable step

Variable step
Movable step
2005 Zama Factory established.  Digital DC uninterruptible power
  supply (UPS)


 Practical application of HSST
  (Tobu Kyuryo Line)

 Level crossing barrier with
no balance-weight
(2005 Good Design Award)
Weightless level crossing barrier
Level crossing barrier with no
balance-weight
2007 Kanagawa Office established. Railway signaling facilities for
Taiwan High Speed Rail
2008 Power Supplies,Atsugi Service Center
established.
 Traffic signaling system for the PMS
system of Singapore Changi
International Airport
 Traffic signaling system for the IAT
system of Incheon International
Airport
2010  Taiwan Branch established.
 New signal factory completed.
 Traffic signaling system for the APM system of Minami International Airport
2011   Signaling facilities for Kyushu
Shinkansen
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