Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8012649 | Fuel cell system having pressurizing system | Young-soo Joung, Hye-jung Cho, Jae Yong Lee | 2011-09-06 |
| 7950759 | Operating method for inkjet head | Jae-Woo Joung, Chang-Sung Park, Young Seuck Yoo | 2011-05-31 |
| 7947402 | Fuel cell system capable of supplying and receiving power and method of operating the same | Hye-jung Cho | 2011-05-24 |
| 7910010 | Ink jet head having an electrostatic actuator and manufacturing method of the same | Jae-Seong Lim, Sung I. Oh | 2011-03-22 |