Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12263429 | Filter mesh frame, filter mesh structure, and usage thereof | Po-Hung Lin | 2025-04-01 |
| D1015516 | Air filter device | Po-Hung Lin | 2024-02-20 |
| 11400401 | Filter device and filter system | Yu-Ming Lee | 2022-08-02 |