Hyunhwan Oh

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Complex filter and water purifier including complex filter
- Patent number 9,808,751
- Issue date Nov 7, 2017
- LG Electronics Inc.
- Kyunghee Moon
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Hollow-fibre membrane having novel structure, and production method...
- Patent number 9,610,545
- Issue date Apr 4, 2017
- LG Electronics Inc.
- Junseok Lee
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Patents Applicationslast 30 patents

Information Patent Application
HOLLOW-FIBRE MEMBRANE HAVING NOVEL STRUCTURE, AND PRODUCTION METHOD...
- Publication number 20150202576
- Publication date Jul 23, 2015
- LG ELECTRONICS INC.
- Junseok Lee
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PREPARATION METHOD OF HOLLOW FIBER MEMBRANE FOR WATER TREATMENT USI...
- Publication number 20130248441
- Publication date Sep 26, 2013
- LG ELECTRONICS INC.
- Changho Lee
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
COMPLEX FILTER AND WATER PURIFIER INCLUDING COMPLEX FILTER
- Publication number 20120292247
- Publication date Nov 22, 2012
- Kyunghee Moon
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL