Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10124280 | Laminated filter | Jiyue Yang, Guangping Huang | 2018-11-13 |
| 9091356 | Impeller type water-hammer proof and silent check valve | Jiyue Yang | 2015-07-28 |
| 8960640 | Fast intake valve | Jiyue Yang | 2015-02-24 |
| 8910886 | Rotary mechanism for sprinkler and sprinkler using the same | Jiyue Yang, Guangping Huang | 2014-12-16 |
| 8870092 | Viscosity drive device for elevating-type in-ground sprinkler head | Jiyue Yang | 2014-10-28 |
| 8807530 | Bottom entry plastic ball valve | Jiyue Yang | 2014-08-19 |
| 8800888 | Driving device for lifting buried spraying head | Jiyue Yang | 2014-08-12 |
| 8783657 | Top entry plastic ball valve | Jiyue Yang | 2014-07-22 |
| 8544493 | Water hammer proof and silent check valve | Jiyue Yang | 2013-10-01 |