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Shitong Zha

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  • Snellville, GA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cooling system with oil return to oil reservoir
    • Patent number 12,078,391
    • Issue date Sep 3, 2024
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Hot gas defrost using low temperature compressor discharge gas and...
    • Patent number 12,007,159
    • Issue date Jun 11, 2024
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system
    • Patent number 11,988,423
    • Issue date May 21, 2024
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system with oil return to accumulator
    • Patent number 11,933,527
    • Issue date Mar 19, 2024
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system with flooded low side heat exchangers
    • Patent number 11,879,675
    • Issue date Jan 23, 2024
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system with oil return to accumulator
    • Patent number 11,835,272
    • Issue date Dec 5, 2023
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system
    • Patent number 11,808,500
    • Issue date Nov 7, 2023
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Thermal storage of carbon dioxide system for power outage
    • Patent number 11,802,718
    • Issue date Oct 31, 2023
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Thermal storage of carbon dioxide system for power outage
    • Patent number 11,754,322
    • Issue date Sep 12, 2023
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system with oil return to oil reservoir
    • Patent number 11,692,747
    • Issue date Jul 4, 2023
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system with oil return to accumulator
    • Patent number 11,656,009
    • Issue date May 23, 2023
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system with vertical alignment
    • Patent number 11,656,012
    • Issue date May 23, 2023
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system with flexible evaporating temperature
    • Patent number 11,656,004
    • Issue date May 23, 2023
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system
    • Patent number 11,635,233
    • Issue date Apr 25, 2023
    • Heatcraft Refrigeration Products LLC
    • Mike Hollister
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system with vertical alignment
    • Patent number 11,619,430
    • Issue date Apr 4, 2023
    • Heatcraft Refrigeration Products LLC
    • Nicole Z. Martin
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system with compressor bypass
    • Patent number 11,604,022
    • Issue date Mar 14, 2023
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Cooling system
    • Patent number 11,604,009
    • Issue date Mar 14, 2023
    • Heatcraft Refrigeration Products LLC
    • Michael Hollister
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system with work recovery
    • Patent number 11,530,853
    • Issue date Dec 20, 2022
    • Heatcraft Refrigeration Products LLC
    • Xi Sun
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Integrated cooling system with flooded air conditioning heat exchanger
    • Patent number 11,473,814
    • Issue date Oct 18, 2022
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Thermal storage of carbon dioxide system for power outage
    • Patent number 11,428,443
    • Issue date Aug 30, 2022
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system
    • Patent number 11,384,961
    • Issue date Jul 12, 2022
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system with oil return to oil reservoir
    • Patent number 11,384,969
    • Issue date Jul 12, 2022
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system with oil return to accumulator
    • Patent number 11,371,756
    • Issue date Jun 28, 2022
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system with flexible evaporating temperature
    • Patent number 11,353,244
    • Issue date Jun 7, 2022
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system with vertical alignment
    • Patent number 11,287,168
    • Issue date Mar 29, 2022
    • Heatcraft Refrigeration Products LLC
    • Nicole Z. Martin
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system with partly flooded low side heat exchanger
    • Patent number 11,268,746
    • Issue date Mar 8, 2022
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system
    • Patent number 11,209,199
    • Issue date Dec 28, 2021
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system
    • Patent number 11,193,699
    • Issue date Dec 7, 2021
    • Heatcraft Refrigeration Products LLC
    • Xi Sun
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system
    • Patent number 11,187,437
    • Issue date Nov 30, 2021
    • Heatcraft Refrigeration Products LLC
    • Xi Sun
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cooling system
    • Patent number 11,187,445
    • Issue date Nov 30, 2021
    • Heatcraft Refrigeration Products LLC
    • Mike Hollister
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

  • Information Patent Application

    COOLING SYSTEM
    • Publication number 20240255195
    • Publication date Aug 1, 2024
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM WITH OIL RETURN TO ACCUMULATOR
    • Publication number 20240183595
    • Publication date Jun 6, 2024
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM WITH FLOODED LOW SIDE HEAT EXCHANGERS
    • Publication number 20240093921
    • Publication date Mar 21, 2024
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM WITH OIL RETURN TO ACCUMULATOR
    • Publication number 20240068718
    • Publication date Feb 29, 2024
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    HOT GAS DEFROST SYSTEM USING HOT GAS FROM LOW TEMPERATURE COMPRESSOR
    • Publication number 20230408166
    • Publication date Dec 21, 2023
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    HOT GAS DEFROST USING FLUID FROM HIGH PRESSURE TANK
    • Publication number 20230408168
    • Publication date Dec 21, 2023
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    HOT GAS DEFROST USING LOW TEMPERATURE COMPRESSOR DISCHARGE GAS AND...
    • Publication number 20230408167
    • Publication date Dec 21, 2023
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    HOT GAS DEFROST USING MEDIUM TEMPERATURE DISCHARGE GAS
    • Publication number 20230408159
    • Publication date Dec 21, 2023
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM WITH OIL RETURN TO OIL RESERVOIR
    • Publication number 20230280074
    • Publication date Sep 7, 2023
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM WITH OIL RETURN TO ACCUMULATOR
    • Publication number 20230235929
    • Publication date Jul 27, 2023
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Thermal Storage Of Carbon Dioxide System For Power Outage
    • Publication number 20220364771
    • Publication date Nov 17, 2022
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Thermal Storage Of Carbon Dioxide System For Power Outage
    • Publication number 20220341633
    • Publication date Oct 27, 2022
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM WITH OIL RETURN TO OIL RESERVOIR
    • Publication number 20220290903
    • Publication date Sep 15, 2022
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM WITH OIL RETURN TO ACCUMULATOR
    • Publication number 20220243963
    • Publication date Aug 4, 2022
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM WITH FLEXIBLE EVAPORATING TEMPERATURE
    • Publication number 20220228780
    • Publication date Jul 21, 2022
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM WITH VERTICAL ALIGNMENT
    • Publication number 20220154986
    • Publication date May 19, 2022
    • Heatcraft Refrigeration Products LLC
    • Nicole Z. Martin
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM
    • Publication number 20220042726
    • Publication date Feb 10, 2022
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM
    • Publication number 20220034564
    • Publication date Feb 3, 2022
    • Heatcraft Refrigeration Products LLC
    • Mike Hollister
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM
    • Publication number 20220034554
    • Publication date Feb 3, 2022
    • Heatcraft Refrigeration Products LLC
    • Xi Sun
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM WITH FLEXIBLE EVAPORATING TEMPERATURE
    • Publication number 20220026115
    • Publication date Jan 27, 2022
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM WITH COMPRESSOR BYPASS
    • Publication number 20210404721
    • Publication date Dec 30, 2021
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    COOLING SYSTEM WITH VERTICAL ALIGNMENT
    • Publication number 20210404717
    • Publication date Dec 30, 2021
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM
    • Publication number 20210333030
    • Publication date Oct 28, 2021
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM WITH OIL RETURN TO OIL RESERVOIR
    • Publication number 20210270502
    • Publication date Sep 2, 2021
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM WITH OIL RETURN TO ACCUMULATOR
    • Publication number 20210270503
    • Publication date Sep 2, 2021
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM WITH OIL RETURN TO ACCUMULATOR
    • Publication number 20210270505
    • Publication date Sep 2, 2021
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM WITH VERTICAL ALIGNMENT
    • Publication number 20210239373
    • Publication date Aug 5, 2021
    • Heatcraft Refrigeration Products LLC
    • Nicole Z. Martin
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM WITH VERTICAL ALIGNMENT
    • Publication number 20210239374
    • Publication date Aug 5, 2021
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM
    • Publication number 20210231356
    • Publication date Jul 29, 2021
    • Heatcraft Refrigeration Products LLC
    • Michael Hollister
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM WITH FLOODED LOW SIDE HEAT EXCHANGERS
    • Publication number 20210215410
    • Publication date Jul 15, 2021
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...