Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12164675 | Capability management method and computer device | Nan Wang | 2024-12-10 |
| 12024869 | Air release valve and air pressure driven toilet water tank drain valve | Yongmao Liu | 2024-07-02 |
| 10920903 | Water stop valve | Yongmao Liu | 2021-02-16 |
| 10920406 | Leak-proof device for water inlet valve | Yongmao Liu | 2021-02-16 |
| 10891127 | Configuring data collection | Jingfu Ye, Tao Zhang, Xiaoning Wang | 2021-01-12 |
| 10132067 | Major water leak prevention apparatus for water inlet valve | Yongmao Liu | 2018-11-20 |
| 10041240 | Minor water leak prevention apparatus for water inlet valve | Yongmao Liu | 2018-08-07 |
| 9441354 | Water inlet valve | Yongmao Liu | 2016-09-13 |