Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10823309 | Retractable handle assembly, valve using the same and intermediate bulk container | Zhengwei Fang, Kai Gong, Qingxin Liao | 2020-11-03 |
| 10107414 | Intermediate bulk container and valve opening/closing device therefor | Zhengwei Fang, Kai Gong | 2018-10-23 |
| 10047875 | Intermediate bulk container and valve opening/closing device therefor | Kai Gong, Zhengwei Fang | 2018-08-14 |
| 10001218 | Hinged valve | Zhengwei Fang | 2018-06-19 |
| 9534693 | Valve with a hinged valve core | Zhengwei Fang, Kai Gong, Fang Yuan, Qingxin Liao | 2017-01-03 |
| 9327870 | Hinge system and collapsible container | Yuanli Jian, Qingxin Liao | 2016-05-03 |
| 9321587 | Locking system applicable in large container | Yuanli Jian, Qingxin Liao | 2016-04-26 |
| 9279505 | Valve core assembly and valve adopting the valve core assembly | Fang Yuan, Kai Gong, Qingxin Liao | 2016-03-08 |
| 9004448 | Valve and valve cartridge assembly thereof | Fang Yuan, Martin Thornhill, Gino Lutzu | 2015-04-14 |