Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12330764 | Upright tank-based propulsion assistance rotor sail system and vessel equipped with same | Jang Pyo Hong | 2025-06-17 |
| 12301086 | Magnetic levitation rotor sail | Yunho Kim | 2025-05-13 |