Ho-Dong NAM

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Washing device for water treatment apparatus and washing method the...
- Patent number 9,908,159
- Issue date Mar 6, 2018
- Woongjin Coway Co., Ltd.
- Jung-Hwan Lee
- B08 - CLEANING
Information Patent Grant
Washing device for water treatment apparatus and washing method the...
- Patent number 9,604,264
- Issue date Mar 28, 2017
- Woongjin Coway Co., Ltd.
- Jung-Hwan Lee
- B08 - CLEANING
Information Patent Grant
Washing device for water treatment apparatus and washing method the...
- Patent number 9,139,451
- Issue date Sep 22, 2015
- Woongjin Coway Co., Ltd.
- Jung-Hwan Lee
- B08 - CLEANING

Patents Applicationslast 30 patents

Information Patent Application
WASHING DEVICE FOR WATER TREATMENT APPARATUS AND WASHING METHOD THE...
- Publication number 20160030986
- Publication date Feb 4, 2016
- Woongjin Coway Co., Ltd.
- Jung-Hwan LEE
- B08 - CLEANING
Information Patent Application
WASHING DEVICE FOR WATER TREATMENT APPARATUS AND WASHING METHOD THE...
- Publication number 20160030985
- Publication date Feb 4, 2016
- Woongjin Coway Co., Ltd.
- Jung-Hwan LEE
- B08 - CLEANING
Information Patent Application
WASHING DEVICE FOR WATER TREATMENT APPARATUS AND WASHING METHOD THE...
- Publication number 20120067377
- Publication date Mar 22, 2012
- Jung-Hwan Lee
- B08 - CLEANING