Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12125869 | Semiconductor light emitting devices and partition wall structure, and methods of manufacturing the same | Kiwon Park, Geunwoo Ko, Inho Kim, Sungwook Lee, Jonghyun Lee | 2024-10-22 |
| 11646398 | Semiconductor light emitting device | Kiwon Park, Namsung Kim, Youngsub Shin, Jonghyun Lee, Daemyung Chun | 2023-05-09 |
| 8192874 | Lithium secondary battery of electrolyte containing ammonium compounds | Soo ik Jo, Jisang Yu, Changjoo Han | 2012-06-05 |
| 7638229 | Lithium secondary battery of electrolyte containing ammonium compounds | Soo ik Jo, Jisang Yu, Changjoo Han | 2009-12-29 |