Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11975296 | Pore-filled ion exchange polyelectrolyte composite membrane from which surface ion exchange polyelectrolyte has been removed and method for manufacturing same | Young Woo Choi, Mi Soon Lee, Tae-Young Kim, Young-Gi Yoon, Beom Jun Kim +5 more | 2024-05-07 |
| 11684762 | Energy self-sufficient real time bio-signal monitoring and nutrient delivery system based on salinity gradient power generation | Ji Yeon Choi, Han-Ki Kim, Seung Cheol Yang, Kyo Sik Hwang, Ji-Hyung Han +5 more | 2023-06-27 |
| 10818953 | Carbon dioxide trapping device and method capable of producing electricity | Yeo Il Yoon, Han-Ki Kim, Sung Chan Nam, Chan Kim, Sung Youl PARK +1 more | 2020-10-27 |
| 10561976 | Carbon dioxide collecting apparatus and method using independent power generation means | Yeo Il Yoon, Han-Ki Kim, Sung Chan Nam, Chan Kim, Sung-Yeoul Park +1 more | 2020-02-18 |
| 9278162 | Single-crystal apatite nanowires sheathed in graphitic shells and synthesis method thereof | Jung Hoon Lee | 2016-03-08 |
| 9259728 | Catalysts having metal nano-particle catalyst supported on surface-treated natural cellulose fibers and preparation method thereof | Hee-Yeon Kim, Seong Ok Han | 2016-02-16 |
| 9254483 | Catalysts having metal nano-particle catalyst supported on surface-treated natural cellulose fibers and preparation method thereof | Hee-Yeon Kim, Seong Ok Han | 2016-02-09 |
| 9156741 | Carbon fiber-reinforced silicon carbide composite material and method of preparing the same | Se Young Kim, In-Sub Han, Sang-Kuk Woo, Doo-Won Seo, Kang Bai +2 more | 2015-10-13 |
| 9028916 | Method for synthesizing carbon nanowires on surface of pores or gaps in structure | Se Young Kim, In-Sub Han, Sang-Kuk Woo, Doo-Won Seo | 2015-05-12 |
| 9023752 | Method of preparing catalyst using alkali metal or alkaline earth metal in natural cellulose fibers as co-catalyst and dispersant | Hee-Yeon Kim, Seong Ok Han | 2015-05-05 |
| 8658276 | Eco-friendly incombustible biocomposite and method for preparing the same | Seong Ok Han, Youn Jong You, Hee-Yeon Kim | 2014-02-25 |
| 8647557 | Method for producing sheets including fibrous aerogel | Jeong Gu Yeo, Eunju Lee, Churl-Hee Cho, Hyun Seol Park, Chang-kook Hong +1 more | 2014-02-11 |
| 8636843 | Single-crystal apatite nanowires sheathed in graphitic shells and synthesis method thereof | Jung Hoon Lee | 2014-01-28 |
| 8414861 | Carbonized cellulose material having graphite nanolayer and synthesis method thereof | Seong Ok Han, Hong-Soo Kim, Hee-Yeon Kim | 2013-04-09 |
| 8221830 | Method of manufacturing cellulose electrode for fuel cells, cellulose electrode manufactured thereby, and use of cellulose fibers as fuel cell electrodes | Hee-Yeon Kim, Seong Ok Han, Hong-Soo Kim | 2012-07-17 |
| 8187400 | Microtubular honeycomb carbon material obtained by heat-treating cellulose fiber, production method of thereof, microtubular reactor module comprising the microtubular honeycomb carbon material and method for producing the microtubular reactor module | Seong Ok Han, Hong-Soo Kim, Hee-Yeon Kim | 2012-05-29 |
| 8067062 | Carbon nano tube electrode formed by directly growing carbon nano tube on surface of carbon paper and supporting platinum-based nano catalyst on carbon nano tube using CVD method and manufacturing method thereof | Hee-Yeon Kim, Seung Jae Lee, Kwang-Sup Song | 2011-11-29 |
| 7776777 | Catalyst support using cellulose fibers, preparation method thereof, supported catalyst comprising nano-metal catalyst supported on carbon nanotubes directly grown on surface of the catalyst support, and method of preparing the supported catalyst | Hee-Yeon Kim, Seong Ok Han, Hong-Soo Kim | 2010-08-17 |
| 7671479 | Portable power pack, fuel/air supply for the portable power pack, uniflow scavenging micro-engine for the portable power pack and operation method thereof | Gang Chul Kim, Yong Jae Lee, Yong-Dug Pyo, Young M. Woo, Oh Seuk Kwon +4 more | 2010-03-02 |