Issued Patents 2023
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11799093 | Catalyst electrode for fuel cell, manufacturing method thereof and a fuel cell comprising the catalyst electrode for fuel cell | Jong Hyun JANG, Hyun Seo PARK, Katie Heeyum Lim, Oh Sub Kim, Hyoung-Juhn Kim +4 more | 2023-10-24 |
| 11799089 | Electrode for polymer electrolyte membrane fuel cell comprising antioxidant and membrane-electrode assembly comprising same | So-Young Lee, Seung Ju Lee, Jin-hyeon Choi, Jeawoo Jung, Hyoung-Juhn Kim +4 more | 2023-10-24 |
| 11695147 | Antioxidant for electrolyte membrane of fuel cell and method for preparing the same | So-Young Lee, Seung Ju Lee, Hyun Seo PARK, Jin Young Kim, Sung Jong YOO +2 more | 2023-07-04 |
| 11670791 | Polyarylene ether-based polymer containing aliphatic chain, electrolyte membrane including the same, and membrane-electrode assembly including the electrolyte membrane | Hyoung-Juhn Kim, Jieun Choi, So-Young Lee, Sung Jong YOO, Hyun Seo PARK +3 more | 2023-06-06 |
| 11649551 | Asymmetric electrolyte membrane, membrane electrode assembly comprising the same, water electrolysis apparatus comprising the same and method for manufacturing the same | So-Young Lee, Hyoung-Juhn Kim, Sae Yane BAEK, Taekyung LEE, Sung Jong YOO +3 more | 2023-05-16 |
| 11620648 | Payment method and system through generation of one-time payment-only number of real card linked with application | — | 2023-04-04 |
| 11608276 | Palladium hydride having hcp crystal structure and preparation method thereof | Dong-Won Chun, Sung Jong YOO, Jaeyoung Hong, Young Su Lee, Jin-Yoo SUH +2 more | 2023-03-21 |
| 11605073 | Payment method using one-time payment security code based on color pixel code | — | 2023-03-14 |
| 11605714 | Semiconductor device including insulating layers and method of manufacturing the same | Dong-kak Lee, Min Woo KIM, Bong-Hyun Kim, Seo Jin Ahn, Won-Yong Lee | 2023-03-14 |