Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10156074 | Snow-melting roof tile and roof snow-melting system including same | — | 2018-12-18 |
| 10020481 | Separator and secondary battery using same | Nam Hyo KIM, Kee Wook KIM, Yang Seob Kim, Hyo Sang Yun, Yong Bae Lee +2 more | 2018-07-10 |