Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12397264 | Gravity type water-purifying device | Kyoung Ku HAN, Jae Kyung SONG, Jin Hyoung Lee | 2025-08-26 |
| 12311292 | Manifold assemblies for filters | Jae Kyung SONG, Kyoung Ku HAN | 2025-05-27 |
| 11938424 | Filter module for gravity-based water purification device and gravity-based water purification device including the same | Kyung Gu Han | 2024-03-26 |
| 6609272 | Hinge device for use in electric equipment | — | 2003-08-26 |