Soon Hwi Hwang

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Gangwon-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Passive layer for attenuation of near-field electromagnetic waves a...
- Patent number 9,924,619
- Issue date Mar 20, 2018
- Korea Institute of Science and Technology
- Sang Woo Kim
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Chain-end functionalized poly(ethykene oxide) and process for the p...
- Patent number 9,005,583
- Issue date Apr 14, 2015
- Youl Chon Chemical Co., Ltd.
- Jungahn Kim
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Nano-sized metals or metal salts stabilized by using chain-end func...
- Patent number 7,319,127
- Issue date Jan 15, 2008
- Korea Institute of Science and Technology
- Jungahn Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Biodegradable composition having improved water resistance and proc...
- Patent number 7,132,463
- Issue date Nov 7, 2006
- Youl Chon Chemical Co., Ltd.
- Soon-Geun Hwang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Dual stimuli-responsive hydrogels and their synthetic methods
- Patent number 6,784,266
- Issue date Aug 31, 2004
- Korea Institute of Science and Technology
- Jungahn Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
PASSIVE LAYER FOR ATTENUATION OF NEAR-FIELD ELECTROMAGNETIC WAVES A...
- Publication number 20140218867
- Publication date Aug 7, 2014
- Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
- Sang Woo Kim
- B32 - LAYERED PRODUCTS
Information Patent Application
Biodegradable composition having improved water resistance and proc...
- Publication number 20040249021
- Publication date Dec 9, 2004
- Soon-Geun Hwang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Nano-sized metals or metal salts stabilized by using chain-end func...
- Publication number 20040030019
- Publication date Feb 12, 2004
- Jungahn Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Dual stimuli-responsive hydrogels and their synthetic methods
- Publication number 20040024096
- Publication date Feb 5, 2004
- Jungahn Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...