IHI developed the first jet engine in Japan and has been a leading jet engine manufacturer in the world. Making use of the technology cultivated in the field of Jet engines, IHI is in Gas Turbine Plant business and delivered 516 units of GT all over the world since 1967.
| 1957 | Developed the IGT60 - the first gas turbine of IHI own Delivered the IGT90 to Nippon Telegraph and Telephone Public Corporation |
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| 1965 | Developed the IM350 – the first Aero-Derivative gas turbine |
| 1967 | Delivered the IM100 as the main engine of a hovercraft |
| 1971 | Delivered IM100 Mobile Gas turbine Generator(MGG1000) to Nippon Telegraph and Telephone Public Corporation |
| 1976 | Gas turbine division started its operation in October |
| 1977 | Exported and delivered IM100 Mobile Gas turbine Generator(MGG1000) to Mexico Petrol Corporation |
| 1978 | Delivered IM1500 stand-by generator to Tokyo Metropolitan Government Developed the IM5000 gas turbine |
| 1980 | Delivered 2xIM5000 Barge Mounted Power Plant(BMPP) |
| 1982 | Delivered 2xLM2500 Power Plant to Electricity Generating Authority of Papua New guinea |
| 1987 | Delivered the first IM400 cogeneration system to Sumitomo Chemical Co., Ltd. |
| 1991 | Delivered IM400 cogeneration to Tokyo Gas Co., Ltd. as the District Heating and Cooling System |
| 1993 | Delivered LM2500 cogeneration system to Kansai International Airport Energy Center (Kansai Electric Power Company Inc.) Delivered the first LM1600 gas turbine Installed LM6000 power plant in the Gas Turbine Institute of IHI Mizuho Plant |
| 1995 | Developed the IHI original gas turbine, IM270 Delivered LM2500 gas turbine package to Maui Electric Co. Ltd. |
| 1996 | Delivered the first LM6000 Simple Cycle Power Plant to Australia |
| 1997 | Established Kanamachi Purification Plant Energy Service Co., Ltd. as the first business model of PFI in Japan Delivered IM270 cogeneration to paper company Delivered the first VHP(Variable Heat & Power) / steam injection gas turbine cogeneration system, IM400IHI-FLECS to Toyo Seikan Kaisha, Ltd. |
| 1998 | Delivered LM6000 Combined Cycle Power Plant to Indonesia |
| 1999 | Delivered LM6000 Combined Cycle Power Plant to Taiwan |
| 2003 | Established a subsidiary company, Niigata Power Systems in February Delivered 6xIM400IHI-FLECS to Roppongi Energy Service Co., Ltd. |
| 2004 | Delivered IM270-IHI-FLECS to Kirin Beverage Co., Ltd. |
