Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12303087 | Floor cleaning apparatus and liquid delivery assembly for use in floor cleaning apparatus | Kin Wong Yau, Heung Kin Chan | 2025-05-20 |
| 12290223 | Floor cleaning apparatus and liquid delivery assembly for use in floor cleaning apparatus | Kin Wong Yau, Heung Kin Chan | 2025-05-06 |