Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10047505 | Cool water draining switch valve and combination shower head | Hailang GONG, Mingfu Zhang | 2018-08-14 |
| 9939071 | Waterway switch and on-off mechanism | Fengde Lin, Mingfu Zhang, Wenxing Chen | 2018-04-10 |