Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10672539 | Power cable | Ji Sung Kim, Weon Bae Kim, Kyoung Ro Ko, Su Kil Lee, Joon-Keun Lee +3 more | 2020-06-02 |
| 7529452 | Method for manufacturing single mode optical fiber having low polarization mode dispersion | Ji-Sang Park, Lae-Hyuk Park | 2009-05-05 |