Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9425476 | Manufacture method of membrane electrode assembly for fuel cell | Jae Seung Lee, Dae Yong Son, Ki Sub Lee, Young Min Kim | 2016-08-23 |
| 9338847 | Light driving apparatus and driving method therefor | Byoung Woo Ryu, Kyu Tae SEO, Dae Hoon Choi, Ki Hong Kim | 2016-05-10 |
| 9285953 | Display apparatus and method for inputting characters thereof | Sung-gook KIM, Yong-Deok Kim, Byuk-sun KIM, Sang-on Choi | 2016-03-15 |
| 9192010 | Dimming control apparatus, light system driving apparatus and dimming control method | Kyu Tae SEO, Ki Hong Kim, Dae Hoon Choi, Heung Gyoon Choi, Byoung Woo Ryu | 2015-11-17 |
| 9093677 | Apparatus and method for managing stationary fuel cell system | Young-Jun Sohn, Gu-Gon Park, Byung Chan Bae, Sung-Dae Yim, Young Woo Choi +5 more | 2015-07-28 |
| D721379 | Display screen or portion thereof with graphical user interface | Joo-Sun Moon, Dae Hyun Kim, Pill-Kyoung Moon, Chang-Soo Lee, Sung-gook KIM +3 more | 2015-01-20 |
| 8871406 | Highly proton conductive crosslinked vinylsulfonic acid polymer electrolyte composite membranes and its preparation method for polymer electrolyte fuel cells | Young Woo Choi, Chang-Soo Kim, Gu-Gon Park, Seok-Hee Park, Sung Dae Lim +6 more | 2014-10-28 |
| 8649559 | Method and interface of recognizing user's dynamic organ gesture and electric-using apparatus using the interface | Ji Young Ahn, Sung-Gae Lee, Hyung-Joon Koo, Chang-Ick Kim, Won-Jun Kim | 2014-02-11 |
| 8174203 | Lamp driving circuit | Ju Rae Kim, Jong Rak Kim | 2012-05-08 |
| 8025507 | Connector | Ju Rae Kim, Jong Rak Kim | 2011-09-27 |
| 7955748 | Cell or stack for evaluating performance of fuel cell and method of evaluating performance of fuel cell using the same | Gu-Gon Park, Jin-Soo Park, Young-Jun Sohn, Seok-Hee Park, Sung-Dae Yim +4 more | 2011-06-07 |
| 7913572 | Integrated multi-measurement system for measuring physical properties of gas diffusion layer for polymer electrolyte fuel cell with respect to compression | Gu-Gon Park, Jin-Soo Park, Young-Jun Sohn, Seok-Hee Park, Sung-Dae Yim +4 more | 2011-03-29 |