Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12103801 | Raw material supply device for separator of secondary battery | Sang Don Lee, Woong Ki KIM, Doseong Han | 2024-10-01 |
| 7849136 | Computer program product and system comprising community management method | Weduke Cho, Hyeonsook Kim, Soondong Kim, Yunju Shim | 2010-12-07 |