Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11362326 | Method for preparing silicon-carbon-graphene composite, composite prepared according thereto, and secondary battery to which same is applied | Hee Dong Jang, Han Kwon Chang, Ji-Hyuk Choi, Sun Kyung Kim | 2022-06-14 |
| 9296617 | Method for separating and recovering silicon from silicon sludge | Hee Dong Jang, Han Kwon Chang | 2016-03-29 |
| 9238854 | Method of producing carbide and carbon nitride powders containing binder, and cermet obtained from the same | Han-Jung Kwon, Sun-A Jung, Sung Wook Cho, Ji Woong Kim, Ki-Min Roh +1 more | 2016-01-19 |
| 9102555 | Method for removing phosphorus and nitrogen contained in sewage or wastewater using iron ore wastewater | Yong Jae Suh, Myung Eun Ju, Hee Dong Jang | 2015-08-11 |
| 8940179 | Method for preparing magnetite nanoparticles from low-grade iron ore using solvent extraction and magnetite nanoparticles prepared by the same | Yong Jae Suh, Hee Dong Jang | 2015-01-27 |
| 8815267 | Hybrid powder of halloysite nanotube and light-scattering nanoparticle, method for preparing the same, and UV-screening cosmetic composition containing the same as active ingredient | Yong Jae Suh, Myung Eun Ju, Sung Wook Cho | 2014-08-26 |
| 8540957 | Method for preparing microtubular halloysite nanopowders | Yong Jae Suh, Young Mi Heo, Sung Wook Cho | 2013-09-24 |
| 8512672 | Fabrication method of ZnO nano-particle and fabrication method of ZnO nano-fluid using thereof | Hyo-sook Lee, Yong Jae Suh, Kuk Cho | 2013-08-20 |
| 8337805 | Method for preparing magnetite nanoparticles from low-grade iron ore and magnetite nanoparticles prepared by the same | Yong Jae Suh, Myung Eun Ju, Hee Dong Jang | 2012-12-25 |
| 8187562 | Method for producing cerium dioxide nanopowder by flame spray pyrolysis and cerium dioxide nanopowder produced by the method | Han Kwon Chang, Hee Dong Jang, Kuk Cho, Sung Wook Cho | 2012-05-29 |
| 7550618 | Preparation of iron(II) acetate powder from a low grade magnetite | Hee Dong Jang, Yong Jae Suh, Kee Kahb Koo, Jae Kyeong Kim, Han-sang Oh | 2009-06-23 |