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Smoke tube boiler
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Patent number 12,025,346
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Issue date Jul 2, 2024
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Kyungdong Navien Co., Ltd.
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Jun Kyu Park
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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Condensate trap
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Patent number 11,892,196
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Issue date Feb 6, 2024
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Carrier Corporation
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Lok Sudhir Katikala
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F24 - HEATING RANGES VENTILATING
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Heat exchanger unit
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Patent number 11,879,666
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Issue date Jan 23, 2024
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Kyungdong Navien Co., Ltd.
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Jun Kyu Park
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F28 - HEAT EXCHANGE IN GENERAL
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Heat exchanger unit
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Patent number 11,835,262
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Issue date Dec 5, 2023
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Kyungdong Navien Co., Ltd.
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Jun Kyu Park
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F28 - HEAT EXCHANGE IN GENERAL
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Heat exchanger unit
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Patent number 11,835,261
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Issue date Dec 5, 2023
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Kyungdong Navien Co., Ltd.
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Jun Kyu Park
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F28 - HEAT EXCHANGE IN GENERAL
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Smoke tube boiler
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Patent number 11,624,527
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Issue date Apr 11, 2023
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Kyungdong Navien Co., Ltd.
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Jun Kyu Park
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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Condensate neutralizer
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Patent number 11,565,955
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Issue date Jan 31, 2023
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Neutrasafe LLC
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Michael Charles Bernasconi
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F24 - HEATING RANGES VENTILATING
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Furnace for a rooftop unit
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Patent number 11,486,604
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Issue date Nov 1, 2022
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Johnson Controls Tyco IP Holdings LLP
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Stephen C. Wilson
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F28 - HEAT EXCHANGE IN GENERAL
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Smoke tube boiler
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Patent number 11,320,173
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Issue date May 3, 2022
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Kyungdong Navien Co., Ltd.
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Jun Kyu Park
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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Freeze protected condensate system
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Patent number 11,262,083
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Issue date Mar 1, 2022
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Allied Air Enterprises Inc.
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George L. Joyner
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Leak detection system
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Patent number 11,137,316
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Issue date Oct 5, 2021
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Intellihot, Inc.
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Sridhar Deivasigamani
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F24 - HEATING RANGES VENTILATING
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