Han Kwon CHANG

Person

Seo-gu, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Method for preparing silicon-carbon-graphene composite, composite p...
- Patent number 11,362,326
- Issue date Jun 14, 2022
- Korea Institute of Geoscience & Mineral Resources
- Hee-Dong Jang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for manufacturing graphene balls
- Patent number 10,822,237
- Issue date Nov 3, 2020
- Korea Institute of Geoscience & Mineral Resources
- Hee-Dong Jang
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method for separating and recovering silicon from silicon sludge
- Patent number 9,296,617
- Issue date Mar 29, 2016
- Korea Institute of Geoscience & Mineral Resources
- Hee Dong Jang
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of preparing mesoporous silica particles using spray pyrolysis
- Patent number 9,272,917
- Issue date Mar 1, 2016
- Korea Institute of Geoscience & Mineral Resources
- Han Kwon Chang
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for preparing nanoporous Pt/TiO2 composite particles
- Patent number 8,986,906
- Issue date Mar 24, 2015
- Korea Institute of Geoscience & Mineral Resources
- Hee Dong Jang
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Droplet generation system and method
- Patent number 8,967,492
- Issue date Mar 3, 2015
- Commonwealth Scientific and Industrial Research Organisation
- Jonian Nikolov
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method of synthesizing hollow silica from sodium silicate
- Patent number 8,883,254
- Issue date Nov 11, 2014
- Korea Institute of Geoscience and Mineral Resources
- Jiwoong Kim
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Glucose sensor having titanium dioxide-graphene composite
- Patent number 8,562,815
- Issue date Oct 22, 2013
- Korea Institute of Geoscience & Mineral Resources
- Hee-Dong Jang
- G01 - MEASURING TESTING
Information Patent Grant
Method for producing cerium dioxide nanopowder by flame spray pyrol...
- Patent number 8,187,562
- Issue date May 29, 2012
- Korea Institute of Geoscience and Mineral Resources (KIGAM)
- Han Kwon Chang
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method of fabricating silica-titania nanoporous composite powder
- Patent number 8,070,981
- Issue date Dec 6, 2011
- Korea Institute of Geoscience and Mineral Resources
- Hee Dong Jang
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method of preparing silica nanoparticles from siliceous mudstone
- Patent number 7,799,303
- Issue date Sep 21, 2010
- Korea Institute of Geoscience & Mineral Resources
- Hee-Dong Jang
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for making silica nanoparticles by flame spray pyrolysis ado...
- Patent number 7,534,410
- Issue date May 19, 2009
- Korea Institute of Geoscience & Mineral Resources (KIGAM)
- Han Kwon Chang
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PARTIALLY REDUCING VANADIUM PENTOXIDE USING AMMONIA SOLU...
- Publication number 20240367994
- Publication date Nov 7, 2024
- KOREA INSTITUTE OF GEOSCIENCE & MINERAL RESOURCES
- Byung-Su KIM
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD FOR RECYCLING WASTE LITHIUM ION BATTERY, METHOD FOR SMART RE...
- Publication number 20240332657
- Publication date Oct 3, 2024
- KOREA INSTITUTE OF GEOSCIENCE & MINERAL RESOURCES
- Byung-Su KIM
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
SILICON-CARBON-GRAPHENE COMPOSITE AND MANUFACTURING METHOD THEREOF,...
- Publication number 20210242450
- Publication date Aug 5, 2021
- KOREA INSTITUTE OF GEOSCIENCE & MINERAL RESOURCES
- Hee Dong JANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR PREPARING SILICON-CARBON-GRAPHENE COMPOSITE, COMPOSITE P...
- Publication number 20190355985
- Publication date Nov 21, 2019
- KOREA INSTITUTE OF GEOSCIENCE & MINERAL RESOURCES
- Hee-Dong JANG
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD FOR MANUFACTURING GRAPHENE BALLS
- Publication number 20190112194
- Publication date Apr 18, 2019
- KOREA INSTITUTE OF GEOSCIENCE & MINERAL RESOURCES
- Hee-Dong JANG
- B82 - NANO-TECHNOLOGY
Information Patent Application
GLUCOSE SENSOR INCLUDING NOBLE METAL-GRAPHENE COMPOSITES
- Publication number 20140339078
- Publication date Nov 20, 2014
- KOREA INSTITUTE OF GEOSCIENCE AND MINERAL RESOURCES
- Hee Dong JANG
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
METHOD OF SYNTHESIZING HOLLOW SILICA FROM SODIUM SILICATE
- Publication number 20140141163
- Publication date May 22, 2014
- KOREA INSTITUTE OF GEOSCIENCE & MINERAL RESOURCES
- Jiwoong Kim
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD OF PREPARING MESOPOROUS SILICA PARTICLES USING SPRAY PYROLYSIS
- Publication number 20140017154
- Publication date Jan 16, 2014
- KOREA INSTITUTE OF GEOSCIENCE & MINERAL RESOURCES
- Han Kwon Chang
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Method for Separating and Recovering Silicon from Silicon Sludge
- Publication number 20130277201
- Publication date Oct 24, 2013
- Hee Dong Jang
- C01 - INORGANIC CHEMISTRY
Information Patent Application
DROPLET GENERATION SYSTEM AND METHOD
- Publication number 20130101500
- Publication date Apr 25, 2013
- KOREA INSTITUTE OF GEOSCIENCE & MINERAL RESOURCES
- Jonian Nikolov
- B82 - NANO-TECHNOLOGY
Information Patent Application
Glucose Sensor Having Titanium Dioxide-Graphene Composite
- Publication number 20130062201
- Publication date Mar 14, 2013
- KOREA INSTITUTE OF GEOSCIENCE & MINERAL RESOURCES
- Hee-Dong Jang
- G01 - MEASURING TESTING
Information Patent Application
METHOD FOR PREPARING NANOPOROUS PT/TIO2 COMPOSITE PARTICLES
- Publication number 20120219882
- Publication date Aug 30, 2012
- Korea Institute of Geoscience and Mineral Resources
- Hee Dong Jang
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
METHOD FOR RECOVERY OF COBALT AND MANGANESE FROM SPENT COBALT-MANGA...
- Publication number 20120046159
- Publication date Feb 23, 2012
- Shun Myung SHIN
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR PRODUCING CERIUM DIOXIDE NANOPOWDER BY FLAME SPRAY PYROL...
- Publication number 20110281112
- Publication date Nov 17, 2011
- Han Kwon CHANG
- B82 - NANO-TECHNOLOGY
Information Patent Application
METHOD OF MODIFYING SILICA NANOPOWDER SURFACES
- Publication number 20100316789
- Publication date Dec 16, 2010
- Korea Institute of Geoscience and Mineral Resources
- Hee Dong Jang
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD OF FABRICATING SILICA-TITANIA NANOPOROUS COMPOSITE POWDER
- Publication number 20100038586
- Publication date Feb 18, 2010
- Hee Dong Jang
- B82 - NANO-TECHNOLOGY
Information Patent Application
METHOD FOR MAKING SILICA NANOPARTICLES BY FLAME SPRAY PYROLYSIS ADO...
- Publication number 20090123357
- Publication date May 14, 2009
- Korea Institute of Geoscience and Mineral Resources (KIGAM)
- Han Kwon Chang
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Method of preparing silica nanoparticles from siliceous mudstone
- Publication number 20080085232
- Publication date Apr 10, 2008
- Korea Institute of Geoscience and Mineral Resources
- Hee-Dong Jang
- C01 - INORGANIC CHEMISTRY

Han Kwon CHANG

Person

Patents Grantslast 30 patents

Method for preparing silicon-carbon-graphene composite, composite p...

Method for manufacturing graphene balls

Method for separating and recovering silicon from silicon sludge

Method of preparing mesoporous silica particles using spray pyrolysis

Method for preparing nanoporous Pt/TiO2 composite particles

Droplet generation system and method

Method of synthesizing hollow silica from sodium silicate

Glucose sensor having titanium dioxide-graphene composite

Method for producing cerium dioxide nanopowder by flame spray pyrol...

Method of fabricating silica-titania nanoporous composite powder

Method of preparing silica nanoparticles from siliceous mudstone

Method for making silica nanoparticles by flame spray pyrolysis ado...

Patents Applicationslast 30 patents

METHOD FOR PARTIALLY REDUCING VANADIUM PENTOXIDE USING AMMONIA SOLU...

METHOD FOR RECYCLING WASTE LITHIUM ION BATTERY, METHOD FOR SMART RE...

SILICON-CARBON-GRAPHENE COMPOSITE AND MANUFACTURING METHOD THEREOF,...

METHOD FOR PREPARING SILICON-CARBON-GRAPHENE COMPOSITE, COMPOSITE P...

METHOD FOR MANUFACTURING GRAPHENE BALLS

GLUCOSE SENSOR INCLUDING NOBLE METAL-GRAPHENE COMPOSITES

METHOD OF SYNTHESIZING HOLLOW SILICA FROM SODIUM SILICATE

METHOD OF PREPARING MESOPOROUS SILICA PARTICLES USING SPRAY PYROLYSIS

Method for Separating and Recovering Silicon from Silicon Sludge

DROPLET GENERATION SYSTEM AND METHOD

Glucose Sensor Having Titanium Dioxide-Graphene Composite

METHOD FOR PREPARING NANOPOROUS PT/TIO2 COMPOSITE PARTICLES

METHOD FOR RECOVERY OF COBALT AND MANGANESE FROM SPENT COBALT-MANGA...

METHOD FOR PRODUCING CERIUM DIOXIDE NANOPOWDER BY FLAME SPRAY PYROL...

METHOD OF MODIFYING SILICA NANOPOWDER SURFACES

METHOD OF FABRICATING SILICA-TITANIA NANOPOROUS COMPOSITE POWDER

METHOD FOR MAKING SILICA NANOPARTICLES BY FLAME SPRAY PYROLYSIS ADO...

Method of preparing silica nanoparticles from siliceous mudstone