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Heat pump boiler
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Patent number 11,649,971
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Issue date May 16, 2023
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LG Electronics Inc.
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Minsoo Kim
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F24 - HEATING RANGES VENTILATING
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Self-powered water heater
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Patent number 11,402,106
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Issue date Aug 2, 2022
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Gas Technology Institute
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Aleksandr Kozlov
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F24 - HEATING RANGES VENTILATING
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Heating unit
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Patent number 10,731,893
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Issue date Aug 4, 2020
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CCM RESEARCH LIMITED
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Peter Hammond
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Heat supply system
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Patent number 10,544,945
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Issue date Jan 28, 2020
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Osaka Gas Co., Ltd.
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Yoshitaka Shibata
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F24 - HEATING RANGES VENTILATING
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Heat pump water heater
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Patent number 10,429,084
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Issue date Oct 1, 2019
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A. O. Smith Corporation
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Jianmin Yin
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F28 - HEAT EXCHANGE IN GENERAL
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Fluid control device
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Patent number 9,932,724
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Issue date Apr 3, 2018
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OLYMPIC LEADER LIMITED
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Sai Fai Chan
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E03 - WATER SUPPLY SEWERAGE
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Hot water supply system
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Patent number 9,671,116
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Issue date Jun 6, 2017
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Mitsubishi Electric Corporation
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Takeshi Sugimoto
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Heat pump water heater
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Patent number 9,644,850
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Issue date May 9, 2017
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Drexel University
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Young I. Cho
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Gas-fired heat pump water heater
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Patent number 9,188,373
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Issue date Nov 17, 2015
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Stone Mountain Technologies, Inc.
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Michael A. Garrabrant
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F24 - HEATING RANGES VENTILATING
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PV water heating system
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Patent number 9,002,185
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Issue date Apr 7, 2015
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David Kreutzman
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F24 - HEATING RANGES VENTILATING
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Energy recovery system
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Patent number 4,351,159
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Issue date Sep 28, 1982
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General Electric Company
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Frank A. Schumacher
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F24 - HEATING RANGES VENTILATING