Diesel engine
Daihatsu Diesel Mfg Co Ltd
Diesel United Ltd
Hitachi Zosen Corporation
Hanshin Diesel Works Ltd
Ishikawajima-harima Heavy Ind
Kawasaki Heavy Industries Ltd
Kobe Diesel Co Ltd
Kubota Ltd
Makita Corporation
Mitsubishi Heavy Ind Co Ltd
Mitsui Deutz Diesel Engine Co Ltd
Mitsui Shipbuilding & Engineering
Niigata Engineering Co Ltd
NKK Corporation (JFE)
Yanmar Diesel Engine Co Ltd
Air Compressor
Matsubara Iron Works Ltd
Suction Gas Engine Mfg Co Ltd
Tanabe Pneumatic Machinery
Teikoku Machinery Works Ltd
Yanmar Diesel Engine Co Ltd
Automation, Remote Control Equipment
Fuji Electric Co Ltd
Meiyo Electric Co Ltd
Mitsubishi Electric Corp
Musasino Engineering Works Co
Nakakita Seisakusho Co Ltd
Nippon Air Brake Co Ltd
Nunotani Hakuyo Keiki Kogyo Co
Saiginomiya Seisakusho, Inc
Shimazu Seisakusho Ltd
Taiyo Electric Mfg Co Ltd
Tokyo Keiki Co Ltd
Utsuki Keiki Co Ltd
Yamatake Honeywell Co Ltd
Yokogawa Hokushin Electric Corp
Pump
Daito Kogyo Co Ltd
Ebara Mfg Co Ltd
Fujita Seisakusho Co Ltd
Heishin Engineering Ltd
Heishin Pump Works Co Ltd
Ishii Machinery Works Co Ltd
Kosaka Laboratory Ltd
Naniwa pump Mfg Co Ltd
Niigata Worthington Co Ltd
Sanko Pump Mfg Co Ltd
Sasakura Engineering Co Ltd
Shinko Ind Ltd
Taiko Kikai Ind Co Ltd
Teikoku Machinery Works Ltd
