HC

Han Kwon Chang

Overall (All Time): #409,997 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
11362326 Method for preparing silicon-carbon-graphene composite, composite prepared according thereto, and secondary battery to which same is applied Hee Dong Jang, Dae Sup Kil, Ji-Hyuk Choi, Sun Kyung Kim 2022-06-14
10822237 Method for manufacturing graphene balls Hee Dong Jang, Ji-Hyuk Choi 2020-11-03
9296617 Method for separating and recovering silicon from silicon sludge Hee Dong Jang, Dae Sup Kil 2016-03-29
9272917 Method of preparing mesoporous silica particles using spray pyrolysis Hee Dong Jang 2016-03-01
8986906 Method for preparing nanoporous Pt/TiO2 composite particles Hee Dong Jang, Kuk Cho 2015-03-24
8967492 Droplet generation system and method Jonian Nikolov, Kok Seng Lim, Hee Dong Jang 2015-03-03
8883254 Method of synthesizing hollow silica from sodium silicate Jiwoong Kim, Hee Dong Jang 2014-11-11
8562815 Glucose sensor having titanium dioxide-graphene composite Hee Dong Jang, Sun Kyung Kim 2013-10-22
8187562 Method for producing cerium dioxide nanopowder by flame spray pyrolysis and cerium dioxide nanopowder produced by the method Hee Dong Jang, Dae Sup Kil, Kuk Cho, Sung Wook Cho 2012-05-29
8070981 Method of fabricating silica-titania nanoporous composite powder Hee Dong Jang 2011-12-06
7799303 Method of preparing silica nanoparticles from siliceous mudstone Hee Dong Jang, Ho-Sung Yoon 2010-09-21
7534410 Method for making silica nanoparticles by flame spray pyrolysis adopting two-fluid nozzle Hee Dong Jang 2009-05-19