Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10060540 | Dual flow switching device | Qingshuang Li, Hui Huang | 2018-08-28 |
| 10012320 | Hot and cold water switching valve | Qingshuang Li, Hui Huang, Boqing Wu | 2018-07-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10060540 | Dual flow switching device | Qingshuang Li, Hui Huang | 2018-08-28 |
| 10012320 | Hot and cold water switching valve | Qingshuang Li, Hui Huang, Boqing Wu | 2018-07-03 |