Qian Zhang

Person

Montgomery, AL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Multi-flue heat exchanger assembly with baffle insert
- Patent number 11,953,232
- Issue date Apr 9, 2024
- Rheem Manufacturing Company
- Qian Zhang
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Heat exchanger tubes and tube assembly configurations
- Patent number 11,774,179
- Issue date Oct 3, 2023
- Rheem Manufacturing Company
- Reza Khatami
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Combustion gas permeable condensation trays for water heating systems
- Patent number 11,549,722
- Issue date Jan 10, 2023
- Rheem Manufacturing Company
- Jeffrey Stogsdill
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Water heating system with inclined heating element
- Patent number 11,415,340
- Issue date Aug 16, 2022
- Rheem Manufacturing Company
- Qian Zhang
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Combustion gas permeable condensation trays for water heating systems
- Patent number 11,181,301
- Issue date Nov 23, 2021
- Rheem Manufacturing Company
- Jeffrey Stogsdill
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
High efficiency gas-fired water heater
- Patent number 10,508,830
- Issue date Dec 17, 2019
- Rheem Manufacturing Company
- Qian Zhang
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Apparatus and methods for heating water with refrigerant and phase...
- Patent number 10,458,678
- Issue date Oct 29, 2019
- Rheem Manufacturing Company
- Troy E. Trant
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Down-fired high efficiency gas-fired water heater
- Patent number 10,415,849
- Issue date Sep 17, 2019
- Rheem Manufacturing Company
- Jozef Boros
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Pre-mix fuel-fired appliance with improved heat exchanger interface
- Patent number 10,281,143
- Issue date May 7, 2019
- Rheem Manufacturing Company
- Mickey E. Batson
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Heat transfer baffle arrangement for fuel-burning water heater
- Patent number 10,036,570
- Issue date Jul 31, 2018
- Rheem Manufacturing Company
- Qian Zhang
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Downfired high efficiency gas-fired water heater
- Patent number 9,714,774
- Issue date Jul 25, 2017
- Rheem Manufacturing Company
- Jozef Boros
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
High efficiency gas-fired water heater
- Patent number 9,004,018
- Issue date Apr 14, 2015
- Rheem Manufacturing Company
- Jozef Boros
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Single pass fuel-fired fluid heating/storage device
- Patent number 7,415,943
- Issue date Aug 26, 2008
- Rheem Manufacturing Company
- Ozzie Missoum
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
High efficiency, wet-base, downfired multi-pass water heater
- Patent number 7,290,503
- Issue date Nov 6, 2007
- Rheem Manufacturing Company
- Ozzie Missoum
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Fuel-fired dual tank water heater having dual pass condensing type...
- Patent number 7,258,080
- Issue date Aug 21, 2007
- Rheem Manufacturing Company
- Ozzie Missoum
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
Water Heating System
- Publication number 20230408148
- Publication date Dec 21, 2023
- RHEEM MANUFACTURING COMPANY
- Qian Zhang
- F24 - HEATING RANGES VENTILATING
Information Patent Application
MULTI-FLUE HEAT EXCHANGER ASSEMBLY WITH BAFFLE INSERT
- Publication number 20220214076
- Publication date Jul 7, 2022
- RHEEM MANUFACTURING COMPANY
- Qian Zhang
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
WATER HEATING SYSTEM
- Publication number 20220186981
- Publication date Jun 16, 2022
- RHEEM MANUFACTURING COMPANY
- Saman Beyhaghi
- F24 - HEATING RANGES VENTILATING
Information Patent Application
WATER HEATING SYSTEM
- Publication number 20220163234
- Publication date May 26, 2022
- RHEEM MANUFACTURING COMPANY
- Qian Zhang
- F24 - HEATING RANGES VENTILATING
Information Patent Application
COMBUSTION GAS PERMEABLE CONDENSATION TRAYS FOR WATER HEATING SYSTEMS
- Publication number 20220154976
- Publication date May 19, 2022
- RHEEM MANUFACTURING COMPANY
- Jeffrey Stogsdill
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Heat Exchanger Tubes And Tube Assembly Configurations
- Publication number 20190339014
- Publication date Nov 7, 2019
- RHEEM MANUFACTURING COMPANY
- Reza Khatami
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
Heat Exchanger Tubes And Tube Assembly Configurations
- Publication number 20180372413
- Publication date Dec 27, 2018
- RHEEM MANUFACTURING COMPANY
- Reza Khatami
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
HIGH EFFICIENCY GAS-FIRED WATER HEATER
- Publication number 20180356126
- Publication date Dec 13, 2018
- RHEEM MANUFACTURING COMPANY
- Qian Zhang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
PRE-MIX FUEL-FIRED APPLIANCE WITH IMPROVED HEAT EXCHANGER INTERFACE
- Publication number 20180202652
- Publication date Jul 19, 2018
- Mickey E. Batson
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
APPARATUS AND METHODS FOR HEATING WATER WITH REFRIGERANT AND PHASE...
- Publication number 20180010822
- Publication date Jan 11, 2018
- RHEEM MANUFACTURING COMPANY
- Troy E. Trant
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Down-Fired High Efficiency Gas-Fired Water Heater
- Publication number 20170299221
- Publication date Oct 19, 2017
- RHEEM MANUFACTURING COMPANY
- Jozef Boros
- F22 - STEAM GENERATION
Information Patent Application
HEAT TRANSFER BAFFLE ARRANGEMENT FOR FUEL-BURNING WATER HEATER
- Publication number 20160201944
- Publication date Jul 14, 2016
- RHEEM MANUFACTURING COMPANY
- Qian Zhang
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Downfired High Efficiency Gas-Fired Water Heater
- Publication number 20140053791
- Publication date Feb 27, 2014
- Jozef Boros
- F24 - HEATING RANGES VENTILATING
Information Patent Application
HIGH EFFICIENCY GAS-FIRED WATER HEATER
- Publication number 20110214621
- Publication date Sep 8, 2011
- RHEEM MANUFACTURING COMPANY
- Jozef Boros
- F24 - HEATING RANGES VENTILATING
Information Patent Application
High efficiency, wet-base, downfired multi-pass water heater
- Publication number 20070181081
- Publication date Aug 9, 2007
- Ozzie Missoum
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Fuel-fired dual tank water heater having dual pass condensing type...
- Publication number 20070062463
- Publication date Mar 22, 2007
- Ozzie Missoum
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Single pass fuel-fired fluid heating/storage device
- Publication number 20070051358
- Publication date Mar 8, 2007
- Ozzie Missoum
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Looped system fuel-fired fluid heating/storage device
- Publication number 20070051359
- Publication date Mar 8, 2007
- Ozzie Missoum
- F24 - HEATING RANGES VENTILATING

Person

Patents Grantslast 30 patents

Multi-flue heat exchanger assembly with baffle insert

Heat exchanger tubes and tube assembly configurations

Combustion gas permeable condensation trays for water heating systems

Water heating system with inclined heating element

Combustion gas permeable condensation trays for water heating systems

High efficiency gas-fired water heater

Apparatus and methods for heating water with refrigerant and phase...

Down-fired high efficiency gas-fired water heater

Pre-mix fuel-fired appliance with improved heat exchanger interface

Heat transfer baffle arrangement for fuel-burning water heater

Downfired high efficiency gas-fired water heater

High efficiency gas-fired water heater

Single pass fuel-fired fluid heating/storage device

High efficiency, wet-base, downfired multi-pass water heater

Fuel-fired dual tank water heater having dual pass condensing type...

Patents Applicationslast 30 patents

Water Heating System

MULTI-FLUE HEAT EXCHANGER ASSEMBLY WITH BAFFLE INSERT

WATER HEATING SYSTEM

WATER HEATING SYSTEM

COMBUSTION GAS PERMEABLE CONDENSATION TRAYS FOR WATER HEATING SYSTEMS

Heat Exchanger Tubes And Tube Assembly Configurations

Heat Exchanger Tubes And Tube Assembly Configurations

HIGH EFFICIENCY GAS-FIRED WATER HEATER

PRE-MIX FUEL-FIRED APPLIANCE WITH IMPROVED HEAT EXCHANGER INTERFACE

APPARATUS AND METHODS FOR HEATING WATER WITH REFRIGERANT AND PHASE...

Down-Fired High Efficiency Gas-Fired Water Heater

HEAT TRANSFER BAFFLE ARRANGEMENT FOR FUEL-BURNING WATER HEATER

Downfired High Efficiency Gas-Fired Water Heater

HIGH EFFICIENCY GAS-FIRED WATER HEATER

High efficiency, wet-base, downfired multi-pass water heater

Fuel-fired dual tank water heater having dual pass condensing type...

Single pass fuel-fired fluid heating/storage device

Looped system fuel-fired fluid heating/storage device