Dong YU

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Qingdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Bent pipe with retention member and semiconductor refrigerator havi...
- Patent number 10,612,822
- Issue date Apr 7, 2020
- QINGDAO HAIER JOINT STOCK CO., LTD
- Haibo Tao
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Semiconductor refrigerator
- Patent number 10,222,114
- Issue date Mar 5, 2019
- QINGDAO HAIER JOINT STOCK CO., LTD
- Haibo Tao
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Cold end heat exchanging device and semiconductor refrigerator
- Patent number 10,197,309
- Issue date Feb 5, 2019
- QINGDAO HAIER JOINT STOCK CO., LTD
- Haibo Tao
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Information Patent Application
BENT PIPE AND SEMICONDUCTOR REFRIGERATION REFRIGERATOR WITH BENT PIPE
- Publication number 20180023864
- Publication date Jan 25, 2018
- QINGDAO HAIER JOINT STOCK CO., LTD.
- Haibo TAO
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
SEMICONDUCTOR REFRIGERATOR
- Publication number 20170350636
- Publication date Dec 7, 2017
- QINGDAO HAIER JOINT STOCK CO., LTD.
- Haibo TAO
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
COLD END HEAT EXCHANGING DEVICE AND SEMICONDUCTOR REFRIGERATOR
- Publication number 20170328611
- Publication date Nov 16, 2017
- Qomgdap Haier Joint Stock Co., Ltd.
- Haibo TAO
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...