Masato Utsumi

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Air conditioner with combustion heater for refrigerant
- Patent number 6,289,685
- Issue date Sep 18, 2001
- Daikin Industries, Ltd.
- Masato Utsumi
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Air-cooled absorption type refrigerating apparatus
- Patent number 6,109,060
- Issue date Aug 29, 2000
- Daikin Industries, Ltd.
- Hiroki Shimomae
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...