Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10047507 | Cool water draining device of a bathtub | Qiang Wang, Lihong HU, Jun Han | 2018-08-14 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10047507 | Cool water draining device of a bathtub | Qiang Wang, Lihong HU, Jun Han | 2018-08-14 |