Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11946240 | Water outlet box of pressure-type flushing system and toilet using the water outlet box | Xiping Li, Jun Huang, Bingxing Huang, Dongsheng Zhang, Jinding Dai | 2024-04-02 |
| 11773576 | Pressure flushing system and toilet | Bingxing Huang, Jun Huang, Donghsheng Zhang, Xiping Li, Jinding Dai | 2023-10-03 |
| 9556601 | Base connection device used to change a flapper drain valve to a barrel drain valve | Baojia Huang, Yuzhi Liu | 2017-01-31 |
| 9487938 | Automatic protection device for a toilet inlet valve or drain valve | Xiping Li, Yuzhi Liu, Dongsheng Yao, Baojia Huang, Wenqing XIE | 2016-11-08 |