Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11897058 | Weld groove forming method and hollow article | Sung Gi Kang | 2024-02-13 |
| 9500102 | Steam trap system | Jung Eui Lee, Byoung-Kwon Choi, Byung Hyuk Jeon, Min-Cheol Kim | 2016-11-22 |
| 7017503 | Cap holding device for embroidery machine | Jong Soo Kim | 2006-03-28 |
| 5431298 | Convertible multipurpose plastic container | Hyoung B. Ahn, Hyoung Kyoun Ahn | 1995-07-11 |