Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10344404 | Nanocarbon composite carbon fiber with low cost and high performance and their preparation method | Sung Ho Lee, Han-Ik Joh, Se-Joon Park, Hyeon Uk YEO, Bon-Cheol Ku | 2019-07-09 |
| 9994488 | Ultrafine continuous fibrous ceramic filter and method of manufacturing same | Dong Young Kim, Sung-Yeon Jang, Jeong Joo CHOO | 2018-06-12 |
| 9368287 | Dye-sensitized solar cell with metal oxide layer containing metal oxide nanoparticles produced by electrospinning and method for manufacturing same | Dong Young Kim, Sung-Yeon Jang, Nam-Gyu Park, Byoung-Hong Yi | 2016-06-14 |
| 9180412 | Metal oxide ultrafine fiber-based composite separator with heat resistance and secondary battery using same | Dong Young Kim, Sung-Yeon Jang | 2015-11-10 |
| 9175424 | Method of preparing carbon fiber from wood waste including adhesive | Jun Yeon HWANG, In Su Seo, Kil Young Park, Bon-Cheol Ku, Hun-su LEE | 2015-11-03 |
| 9133549 | Gas sensor using metal oxide nanoparticles, and method for manufacturing same | Il-Doo Kim, Dong Young Kim, Sung-Yeon Jang, Jae-Min Hong, Yun-Seok Lee +1 more | 2015-09-15 |
| 8815432 | Heat resisting ultrafine fibrous separator and secondary battery using the same | Dong Young Kim, Byung-Doo Chin | 2014-08-26 |
| 8691325 | Dye-sensitized solar cell based on electrospun ultra-fine titanium dioxide fibers and fabrication method thereof | Dong Young Kim, Wha Seop Lee, Mi Yeon Song, Do Kyun Kim | 2014-04-08 |
| 8518178 | Silicon carbide nanofiber and fabrication method of silicon carbide nanofiber using emulsion spinning | Il-Doo Kim, Seung Hun Choi, Jae-Min Hong | 2013-08-27 |
| 8519045 | Graphene composite nanofiber and preparation method thereof | Sung-Yeon Jang, Ho Seok PARK, Dong Young Kim, Won Hi Hong, Sang Yup Lee +2 more | 2013-08-27 |
| 8486584 | Method of fabricating carbon material, carbon material prepared by the method, cell material and apparatus using the same | Heung Yong Ha, Han-Ik Joh, Soo-Kil Kim, Suk Woo Nam, In Hwan Oh +3 more | 2013-07-16 |
| 8243420 | Conductive electrode using conducting metal oxide film with network structure of nanograins and nanoparticles, preparation method thereof and supercapacitor using the same | Il-Doo Kim, Jae-Min Hong, Dong Young Kim | 2012-08-14 |
| 8129211 | Dye-sensitized solar cell comprising metal oxide nanoball layer and preparation method thereof | Dong Young Kim, Sung-Yeon Jang, Byung Hong Lee, Hyun Ju Kim | 2012-03-06 |
| 8120892 | Electrode for supercapacitor having metal oxide deposited on ultrafine carbon fiber and the fabrication method thereof | Dong Young Kim, Sung-Yeon Jang, Young-Rack Ahn | 2012-02-21 |
| 8048567 | Anode for secondary battery having negative active material with nano-fiber network structure and secondary battery using the same, and fabrication method of negative active material for secondary battery | Il-Doo Kim, Jae-Min Hong | 2011-11-01 |
| 8004186 | White and color photoexcitation light emitting sheet and method for the fabrication thereof | Jai Kyeong Kim, Dong Young Kim, Jung Soo Park, June Whan Choi, Dae Seok Na +2 more | 2011-08-23 |
| 7887772 | Ultrafine porous graphitic carbon fiber and preparation method thereof | Dong Young Kim, Byung-Doo Chin, Sung-Eun Hong | 2011-02-15 |
| 7875380 | Complex membrane for electrochemical device, manufacturing method and electrochemical device having the same | Suk Chun, Jong-Su Park, Hwa-Seop Lee | 2011-01-25 |
| 7670467 | Metal oxide supercapacitor having metal oxide electrode coated onto titanium dioxide ultrafine fiber and method for preparing the same | Dong Young Kim, Byung-Doo Chin, Young-Rack Ahn | 2010-03-02 |
| 7640789 | Ultra-sensitive metal oxide gas sensor and fabrication method thereof | Il-Doo Kim, Jae-Min Hong, Dong Young Kim, Avner Rothschild, Harry L. Tuller | 2010-01-05 |
| 7279251 | Lithium secondary battery comprising a super fine fibrous polymer separator film and its fabrication method | Kyung-Suk Yun, Byung Won Cho, Wha Seop Lee, Won Il Cho, Kun You Park +5 more | 2007-10-09 |
| 6677447 | Process for preparing homogeneous cellulose solution by using supercooled liquid N-methylmorpholine-N-oxide hydrate solvent | Wha Seop Lee, Seok Gu Ko, Dong-Bok Kim | 2004-01-13 |
| 6616435 | Apparatus of polymer web by electrospinning process | Wha Seop Lee, Seok Gu Go, Suk Chun | 2003-09-09 |
| 6162882 | Preparation of novel homo- and copolymers using atom transfer radical polymerization | Krzysztof Matyjaszewski, Simion Coca, Scott G. Gaynor, Yoshiki Nakagawa | 2000-12-19 |
| 6153003 | Process for preparing a homogeneous cellulose solution using N-methylmorpholine-N-oxide | Wha Seop Lee, Byoung-Chul Kim, Jong-Su Park, Seong-Joo Lee, Young-Geun Park +2 more | 2000-11-28 |