Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12337362 | Oil tank cleaning device | — | 2025-06-24 |
| 11624503 | Waste treatment incinerator and treatment equipment including the same | — | 2023-04-11 |
| 11441306 | Pump-storage device and pump-storage sewage truck including the same | — | 2022-09-13 |
| 10526777 | Pump-storage device and transportation tool including the same | — | 2020-01-07 |