Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12310524 | Coffee extraction apparatus | Wonkyu Lee, Jungwon Lee, Jongkwan Choi | 2025-05-27 |
| 12303060 | Coffee extraction apparatus | Wonkyu Lee, Jungwon Lee, Jongkwan Choi | 2025-05-20 |
| 12161253 | Coffee extracting apparatus | Wonkyu Lee, Jungwon Lee, Jongkwan Choi | 2024-12-10 |