Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10767788 | Valve body having primary and secondary stem guides | Li Li, Jing Chen | 2020-09-08 |
| 10641404 | Spring seat for an internal valve | Li Li, Jing Chen | 2020-05-05 |
| 10563786 | Internal valve system with valve inlet positioned relative to container feed inlet | Jing Chen, Li Li | 2020-02-18 |
| 10480682 | Strainer assembly for internal valve | Li Li, Jing Chen | 2019-11-19 |
| 10295081 | Valve body having primary and secondary stem guides | Li Li, Jing Chen | 2019-05-21 |