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PFC Top About Us History
 About Us
1989
April 10th, Plum Five Co., Ltd. is established.
Paid-in Capital \5 million.
PFC launches business with Electroglas.
PFC starts microwave device inspection.
1990
Capital increase to \10 million.
PFC commences computer system maintenance business (for JR).
1991
PFC opens the Fujigaoka office in Yokohama.
PFC starts manufacturing Prober associated parts and design.
1992
Nagoya Office opens.
Starts business with "Japan Railway system".
1993
PFC commences maintenance for Meteorological satellite system "HIMAWARI".
1994
Starts investigation for development and marketing of own brand product.
1995
Head office moves to new company buildings (6-25 Tsutsujigaoka, Aoba-ku, Yokohama).
First delivery of semiconductor probing system.
1996
PFC commences sales of semiconductor probing system.
1997
Direct marketing and sales of Electroglas 2000 series prober.
1998
Starts DR Prober sales.
Develops of single chip Prober.
1999
Starts developing PCP Series Prober development.
2000
Starts selling own system for Meteorological satellite "HIMAWARI".
Semiconductor Technology Center opens at Eda, Yokohama.
Announces PCP-100 series prober at "Semicon Japan".
2001
Opens the maintenance center in Aobadai head office.
Capital increase to \20 million.
2002
PFC introduces the division system for better management.
2003
Recovery from semiconductor industry recession.
Starts business with Japan Freight Railway.
2004
Starts developing of WeSatViewer Ver.2 for satellite HIMAWARI #6.
2005
Develops (PCP-303SL) 300mm Probing Handler.
Develops (PCP-105LM) Laser marking system.
2006
PCP series cumulative sales reached 100 units.
Develops (PCP-102WS) Double-Sided Prober.
2007
PCP series cumulative sales reached 150 units.
Develops J-Alert disaster information system.
2008
PCP series cumulative sales reached 200 units.
2009
System Technology Center opens at Ichigao, Yokohama.
2010
Develops (PCP-303N) New 300mm Probing Handler.
Municipalities start introducing J-Alert in full swing.
2011
PFC moves the head office from Aobadai to Eda-cho (Semiconductor Technology Center).
PCP series cumulative sales reached 300 units.
2012
PFC receives a supplier excellence award in “Local Site Support” category from ADI-Philippines.
2013
PCP series cumulative sales reached 350 units.
2014
Relocation of probing handlers from Japan to Taiwan. Support service by local agent KIC starts.
2015
Starts selling manual probers of EVERBEING.
2016
Released New 300mm Wafer Prober (PCP-302N).
PCP series cumulative sales exceeded 400 units.
2018
30 years since PFC was established.
2019
Develops Tri-temp wafer prober (PCP-302NT).
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