Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9863014 | Lance and operation method using the same | Chang Su Ha | 2018-01-09 |
| 8859911 | Touch panel comprising conductive pattern | Ji Young Hwang, In-Seok Hwang, Seung Heon Lee | 2014-10-14 |
| 6156263 | Molten steel smelting apparatus for producing ultra-low carbon steel | Sang Bok An, Joon Yang Chung, Dae Saeng Kim, Chang Hee Yim, Byeong Og You +2 more | 2000-12-05 |