Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12244163 | Power supply system for electric vehicle | Je Hyun Kim, Sang Wook Park, Hyun-Young Kim | 2025-03-04 |
| 10581101 | Solid state hydrogen storage device | Sangbaek Park, Dong Hoon Nam | 2020-03-03 |
| 9786181 | Autonomous vehicle and control method thereof | Won Jin Jo, Hyoung Geun Kwon, Changjae Lee, Seokyoul Yang | 2017-10-10 |
| 9653743 | Method and apparatus for detecting defects of fuel cell membrane-electrode assembly | Sang Yeoul Ahn, Byung Ki Ahn, Hyun Seung Lee, Yong Park, Sung Keun Lee | 2017-05-16 |
| 9252439 | System and method for activating fuel cells | Sang Yeoul Ahn, Sae Hoon Kim, Bo Ki Hong, Byung Ki Ahn | 2016-02-02 |
| 9170216 | Pinhole detection system of fuel cell | Sang Yeoul Ahn, Keun Je Lee, Sang Hyun Cho, Jea Suk Park, Sung Keun Lee +1 more | 2015-10-27 |
| 8654920 | System for detecting pin hole of fuel cell stack parts | Sang Yeoul Ahn, Keun Je Lee, Byung Ki Ahn, Sung Keun Lee | 2014-02-18 |
| 8455121 | System and method for activating fuel cell | Sae Hoon Kim, Sang Yeoul Ahn, Bo Ki Hong, Byung Ki Ahn | 2013-06-04 |
| 8053131 | Apparatus and method for determining deterioration of a fuel cell and method for preventing deterioration of the same | Ik Jae Son, Byung Ki Ahn, Jong Hyun Lee, Kwon Pil Park, Ho-Jae Lee +7 more | 2011-11-08 |
| 7867656 | Fuel cell separator and method for manufacturing the same | Sae Hoon Kim, Sung Ho Lee, Jung Do Suh, Byung Ki Ahn, Dai Gil Lee +3 more | 2011-01-11 |
| 7537855 | Unit cell structure comprising composite-gasket for fuel cell stack | Kyu Taek Cho, Ki Chun Lee, Soo Kim, Jong Hyun Lee, Su Hyun Choi | 2009-05-26 |
| 7056612 | Method of preparing membrane-electrode-gasket assemblies for polymer electrolyte fuel cells | In-Whan Oh, Heung Yong Ha, Seong Ahn Hong, Sang Yeoul Ahn, Yong Chul Lee +3 more | 2006-06-06 |
| 6953631 | Method and apparatus for operating polymer electrolyte membrane fuel cell below the freezing point of water | In Hwan Oh, Jae Jun Ko, Heung Yong Ha, Seong Ahn Hong, Ki Chun Lee +2 more | 2005-10-11 |
| 6844095 | Humidifier for humidifying reactant gases for a polymer electrolyte fuel cell system | Ki Chun Lee, In-Hwan Oii, Seock-Jac Shin, Se-Kyu Park, Hung-Young Ila +1 more | 2005-01-18 |