Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11824231 | Separator for fuel cell and fuel cell including the same | Kyung Min Kim | 2023-11-21 |
| 11784330 | System and method for controlling fuel cell | Choong Woon Lim | 2023-10-10 |
| 11626597 | Separator for fuel cell and fuel cell including the same | Kyung Min Kim | 2023-04-11 |
| 10553884 | Driving control method of fuel cell system | Dae Jong Kim, Jong Jin Yoon | 2020-02-04 |
| 9954484 | Solar battery module | Kyung Eun Park, Chi Hong Park | 2018-04-24 |
| 9923845 | Terminal and method of having conversation using instant messaging service therein | Se-Hee Lee | 2018-03-20 |
| 9660280 | System and method of controlling fuel cell system using a drain-purge valve | Hyun Jae Lee, Ik Jae Son, Yei Sik Jeon, Deuk Keun Ahn | 2017-05-23 |
| 9383398 | Motor power simulating apparatus for fuel cell power module evaluation | Ii Hee Cho | 2016-07-05 |
| 9179271 | Terminal and method of having conversation using instant messaging service therein | Se-Hee Lee | 2015-11-03 |
| 8741505 | Device and method for stacking fuel cell stack | Jung Yeon Byun, Jong Hyun Lee | 2014-06-03 |
| 8738047 | Terminal and method of having conversation using instant messaging service therein | Se-Hee Lee | 2014-05-27 |
| 8054843 | Method for securing privacy in automatic answer mode of push-to service | Kang-Suk Huh | 2011-11-08 |
| 7817649 | Session invitation method and system | Young Ae Kim, Kang-Suk Huh, Kyung-Ae Yoon, Jong Kim, Kyu-Sung Han | 2010-10-19 |
| 7774009 | Mobile communication terminal for setting background music during telephone conversation and method thereof | — | 2010-08-10 |