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Hiroaki Hama
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Wakayama, JP
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last 30 patents
Information
Patent Grant
Heat storage type air conditioning apparatus
Patent number
5,323,618
Issue date
Jun 28, 1994
Mitsubishi Denki Kabushiki Kaisha
Takeshi Yoshida
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Refrigeration cycle apparatus
Patent number
4,765,149
Issue date
Aug 23, 1988
Mitsubishi Denki Kabushiki Kaisha
Takashi Shiga
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Refrigerating cycle apparatus
Patent number
4,672,822
Issue date
Jun 16, 1987
Mitsubishi Denki Kabushiki Kaisha
Hitoshi Iijima
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Heat pump with capillary tube-type expansion device
Patent number
4,563,879
Issue date
Jan 14, 1986
Mitsubishi Denki Kabushiki Kaisha
Hiroaki Hama
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
System for air-conditioning and hot water supplying
Patent number
4,507,938
Issue date
Apr 2, 1985
Mitsubishi Denki Kabushiki Kaisha
Hiroaki Hama
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Combined air conditioning and hot water service system
Patent number
4,448,037
Issue date
May 15, 1984
Mitsubishi Denki Kabushiki Kaisha
Hiroaki Hama
F24 - HEATING RANGES VENTILATING