IHI Machinery and Furnace Co., Ltd.
- 
              
2007
 - 
              
Ishikawajima Industrial Machinery Co., Ltd. and Ishikawajima Iwakuni Seisakusho Co., Ltd. were merged to IHI Machinery and Furnace Co., Ltd.
 
- 
              
2009
 - 
              
Merger with Japan Hayes Co., Ltd.
 
- 
              
2011
 - 
              
Transfer of head office from Yokohama-shi, Kanagawa to Minato-ku, Tokyo
 
- 
              
2012
 - 
              
Merger with IMEC Co., Ltd.
 
- 
              
2015
 - 
              
Transfer of head office from Minato-ku, Tokyo to Koto-ku, Tokyo
 
- 
              
2016
 - 
              
Industrial machine business of IHI Machinery and Furnace was merged to IHI Logistics & Machinery.
Establishment of Heat Treatment Technical Center in Kakamigahara Works 
Ishikawajima Iwakuni Seisakusho Co., Ltd.
- 
              
1973
 - 
              
Established as a specialist furnace factory for IHI. Company name: “Iwakuni Seisakusho Co., Ltd.” Capital: 200 million yen (70% IHI, 20% Teijin, 10% Kure Kogyo)
 
- 
              
1976
 - 
              
Capital increased to 400 million yen (70% IHI, 20% Teijin, 10% Kure Kogyo).
 
- 
              
1988
 - 
              
Establishment of service for vacuum and new materials furnace
 
- 
              
1991
 - 
              
Construction of new office
 
- 
              
1997
 - 
              
Transfer of vacuum and new materials furnace from IHI. Name was changed to “Ishikawajima Iwakuni Seisakusho Co., Ltd.”
 
- 
              
1999
 - 
              
Transfer of IHI Industrial Furnace Engineering Department
 
- 
              
2001
 - 
              
Acquired ISO 9001 certification.
 
- 
              
2002
 - 
              
100% of capital acquired by IHI
 
- 
              
2005
 - 
              
Total vacuum furnace orders reached 1,000 units.
 
- 
              
2006
 - 
              
Total number of vacuum and new materials furnaces produced at the Iwakuni plant reached 1,000 units.
 
Japan Hayes Co., Ltd.
- 
              
1974
 - 
              
Establishment of Japan Hayes Co., Ltd. based on a technical assistance contract with C.I. Hayes Inc., United States
 
- 
              
1977
 - 
              
Transfer of head office to Niwa-gun Oguchi-cho, Aichi
 
- 
              
1981
 - 
              
Expansion of plant in accordance to sequential development of vacuum thermal processing facilities. Capital increased to 30 million yen.
 
- 
              
1982
 - 
              
Establishment of JH Heat Treatment Laboratory
 
- 
              
1986
 - 
              
Delivery of vacuum heat treatment furnace unit No. 200 to Minebea Co., Ltd.
 
- 
              
1991
 - 
              
Capital increased to 75 million yen
 
- 
              
1993
 - 
              
Development and sale of vacuum washer
 
- 
              
1996
 - 
              
Development of vacuum carburization machinery, ACT-VAC
 
- 
              
2001
 - 
              
Expansion of office building and factory
 
- 
              
2002
 - 
              
Receipt of capital participation from Ishikawajima-harima Heavy Industries (IHI) and becomes IHI Group Company.
Development and sale of HWB-V vacuum degreasing washer
Development and sale of V-MALS multi-ocular consecutive vacuum carburization machinery 
- 
              
2004
 - 
              
Acquisition of ISO 9001 2000 quality management system license
 
- 
              
2006
 - 
              
Development and sale of “VCCO” tunnel consecutive vacuum carburization machinery
 
- 
              
2008
 - 
              
Transfer of head office and plant to Kakamigahara TechnoPlaza, Gifu
 





