Jianhua Gao

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Zhejiang, CN

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Patents Grantslast 30 patents

Information Patent Grant
Header box and heat exchanger
- Patent number 11,624,565
- Issue date Apr 11, 2023
- HANGZHOU SANHUA RESEARCH INSTITUTE CO., LTD.
- Junqi Dong
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Heat exchanger
- Patent number 11,268,767
- Issue date Mar 8, 2022
- HANGZHOU SANHUA RESEARCH INSTITUTE CO., LTD.
- Junqi Dong
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Bent heat exchanger and method for bending the heat exchanger
- Patent number 10,247,482
- Issue date Apr 2, 2019
- Hangzhou Sanhua Research Institute Co., Ltd.
- Jianhua Gao
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
HEADER BOX AND HEAT EXCHANGER
- Publication number 20210041189
- Publication date Feb 11, 2021
- Hangzhou Sanhua Research Institute Co., LTD.
- JUNQI DONG
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
HEAT EXCHANGER
- Publication number 20210033343
- Publication date Feb 4, 2021
- Hangzhou Sanhua Research Institute Co., LTD.
- JUNQI DONG
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
HEAT EXCHANGER
- Publication number 20200132378
- Publication date Apr 30, 2020
- Hangzhou Sanhua Research Institute Co., Ltd.
- Junqi DONG
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
BENT HEAT EXCHANGER AND METHOD FOR BENDING THE HEAT EXCHANGER
- Publication number 20150168071
- Publication date Jun 18, 2015
- Hangzhou Sanhua Research Institute Co., Ltd.
- Jianhua Gao
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR