Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9963211 | Propulsion apparatus for ship and ship having the same | Se-Myun Oh, Dong Hyun Lee, Hyun-Sang Park, Jae Kwon Jung, Nam-Yong Heo | 2018-05-08 |
| 9694887 | Propulsion device for ship and ship having the same | Jin-Suk Lee, Ji Nam Kim, Hyun-Sang Park, Hyung Gil Park, Kwang Jun Paik +5 more | 2017-07-04 |
| 7340284 | Device for connecting ear-microphone to mobile phone through interface connector thereof | — | 2008-03-04 |