Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11326264 | Membrane electrode assembly for proton exchange membrane water electrolyzer and method of preparing membrane electrode assembly for proton exchange membrane water electrolyzer | Jong Hyun JANG, Seunghoe Choe, Youngseung Na, Hye Jin Lee, Hyoung-Juhn Kim +4 more | 2022-05-10 |
| 11127967 | High temperature-type unitized regenerative fuel cell using water vapor and method of operating the same | Hyun Seo PARK, Ahyoun LIM, Ju Sung LEE, Hee-Young Park, So-Young Lee +4 more | 2021-09-21 |
| 11056693 | Aryne-grafted carbon-supported electrocatalyst and process of preparing the same | Jong Hyun JANG, Hee-Young Park, Hyoung-Juhn Kim, Sung Jong YOO, Jin Young Kim +2 more | 2021-07-06 |
| 10975476 | Iridium oxide electrodeposited porous titanium composite layer of polymer electrolyte membrane water electrolysis apparatus, method for preparing the same, and polymer electrolyte membrane water electrolysis apparatus using the same | Jong Hyun JANG, Seunghoe Choe, Youngseung Na, Hye Jin Lee, Ahyoun LIM +5 more | 2021-04-13 |
| 10854886 | Method for preparing a carbon-supported, platinum-cobalt alloy, nanoparticle catalyst | Jong Hyun JANG, Hee-Young Park, Jea-woo Jung, Hyoung-Juhn Kim, Sung Jong YOO +3 more | 2020-12-01 |
| 10669640 | Ultral-low loading of Pt-decorated Ni electrocatalyst, manufacturing method of the same and anion exchange membrane water electrolyzer using the same | Jong Hyun JANG, Soo-Kil Kim, Sang Hyun Ahn, Hyoung-Juhn Kim, Jin Young Kim +3 more | 2020-06-02 |
| 10601052 | Reversible fuel cell oxygen electrode, reversibli fuel cell including the same, and method for preparing the same | Jong Hyun JANG, Byungseok Lee, Hee-Young Park, Hyoung-Juhn Kim, Sung Jong YOO +6 more | 2020-03-24 |
| 10483554 | Carbon support for fuel cell catalyst and preparation method thereof | Jin Young Kim, Sung Jong YOO, Jong Hyun JANG, Hyoung-Juhn Kim, Yeon Hun Jeong +5 more | 2019-11-19 |
| 10461350 | Electrochemical reaction cell enhancing reduction reaction | Jong Hyun JANG, Hyoung-Juhn Kim, Sung Jong YOO, Jin Young Kim, Hyung Chul Ham +4 more | 2019-10-29 |
| 10396383 | Membrane electrode assembly and fuel cell comprising the same | Hyoung-Juhn Kim, So-Young Lee, Jieon CHAE, Jong Hyun JANG, Sung Jong YOO +2 more | 2019-08-27 |
| 10236527 | Porous Nafion membrane and method for preparing the same | Dickson Joseph, Jong Hyun JANG, Jin Young Kim, Hyoung-Juhn Kim, Jonghee Han +2 more | 2019-03-19 |
| 9954240 | 5-(5-(2,6-dioxyphenyl)tetrazole containing polymer, membrane containing the same, electrochemical device including the membrane and method for preparing the same | Jong Hyun JANG, Hyoung-Juhn Kim, Jin Young Kim, Sung Pil Yoon, Jonghee Han +5 more | 2018-04-24 |
| 9926266 | Pure isophthalaldehyde bisulfite adduct and novel preparation method thereof | Hyoung-Juhn Kim, Eun Ki Kim, So-Young Lee, Jong Hyun JANG, Jin Young Kim +4 more | 2018-03-27 |
| 9799904 | Polymer electrolyte membrane fuel cell including complex catalyst and method for producing the complex catalyst | Jong Hyun JANG, Hee-Young Park, Hyoung-Juhn Kim, Sung Pil Yoon, Suk Woo Nam +5 more | 2017-10-24 |
| 9793552 | PtAu nanoparticle catalyst heat-treated in the presence of CO and method for manufacturing the same | Jong Hyun JANG, Yung-Eun Sung, Hee-Young Park, Hyoung-Juhn Kim, Suk Woo Nam +5 more | 2017-10-17 |
| 9522427 | Perfluorinated sulfonic acid polymer membrane having porous surface layer and method for preparing the same | Quoc Khanh Dang, Chang Won Yoon, Eun Ae Cho, Suk Woo Nam, Tae Hoon Lim +2 more | 2016-12-20 |
| 9509008 | Dibenzylated polybenzimidazole based polymer and method for preparing the same | Hyoung-Juhn Kim, Jin Young Kim, Sung Jong YOO, Jong Hyun JANG, Eun Ae Cho +3 more | 2016-11-29 |
| 9496573 | Intact method of evaluating unit cells in a fuel cell stack and a device using the same | Jong Hyun JANG, Kug-Seung Lee, Hyoung-Juhn Kim, Eun Ae Cho, Soo-Kil Kim +2 more | 2016-11-15 |
| 9252448 | Ceria-based composition including bismuth oxide, ceria-based composite electrolyte powder including bismuth oxide, method for sintering the same and sintered body made thereof | Sung Pil Yoon, Jonghee Han, Shin Ae Song, Tae Hoon Lim, Hyoung-Juhn Kim +5 more | 2016-02-02 |
| 9214692 | Poly(benzimidazole-co-benzoxazole) and method for preparing the same | Hyoung-Juhn Kim, Eun Ae Cho, Jong Hyun JANG, Dae Ki CHOI, Chang Won Yoon +2 more | 2015-12-15 |
| 9156008 | Cardo copolybenzimidazoles, gas separation membranes and preparation method thereof | Hyoung-Juhn Kim, Jun Young HAN, Jong Hyun JANG, Eun Ae Cho, Jonghee Han +4 more | 2015-10-13 |
| 8951694 | Method for preparing an enhanced proton exchange membrane and enhanced proton exchange membrane | Hicham Ben-Youcef, Lorenz Gubler | 2015-02-10 |
| 8372894 | Method for producing a radiation on grafted polymer | — | 2013-02-12 |
| 7632591 | Branched multiblock polybenzimidazole-benzamide copolymer and method for preparing the same, electrolyte membrane and paste/gel prepared therefrom | Jung Hye Won, Yong Su Park, Chong Kyu Shin, Jae-Hyuk Chang, Bong-Keun Lee | 2009-12-15 |