Deokhyun Lim

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Yangsan-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Double pipe heat exchanger and method for manufacturing the same
- Patent number 11,067,340
- Issue date Jul 20, 2021
- HS R&A Co., Ltd.
- Jongkang Lee
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Double pipe heat exchanger and method of manufacturing the same
- Patent number 10,371,453
- Issue date Aug 6, 2019
- HS R&A Co., Ltd.
- Jongkang Lee
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Connector for double pipe heat exchanger
- Patent number D819186
- Issue date May 29, 2018
- HS R & A Co., Ltd.
- Sungryong Huh
- D23 - Environmental heating and cooling
Information Patent Grant
Dual pipe for heat exchange
- Patent number 9,513,061
- Issue date Dec 6, 2016
- HS R&A Co., Ltd.
- Jaehyeok Choi
- F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
DOUBLE PIPE HEAT EXCHANGER AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20190242650
- Publication date Aug 8, 2019
- HS R & A CO., LTD
- Jongkang Lee
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
DOUBLE PIPE HEAT EXCHANGER AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20180094868
- Publication date Apr 5, 2018
- HS R & A CO., LTD
- Jongkang Lee
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
DOUBLE PIPE HEAT EXCHANGER AND METHOD OF MANUFACTURING THE SAME
- Publication number 20180045467
- Publication date Feb 15, 2018
- HS R & A CO., LTD
- Jongkang Lee
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
DUAL PIPE FOR HEAT EXCHANGE
- Publication number 20140060786
- Publication date Mar 6, 2014
- HS R & A CO., LTD.
- Jaehyeok Choi
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
DOUBLE PIPE HEAT EXCHANGER HAVING MULTI-DIRECTIONAL CONNECTOR AND A...
- Publication number 20130146262
- Publication date Jun 13, 2013
- HS R & A CO., LTD.
- Sungryong Huh
- F28 - HEAT EXCHANGE IN GENERAL