Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12398952 | Waste argon separation system and method capable of reducing emission of cryogenic waste argon | Zhengxiong Zhang, Andy Hao, Jax Zhu, Qinyou Tang, Huaqin Liu +1 more | 2025-08-26 |
| 12152585 | Sealing soft water recovery apparatus for vacuum pump in vacuum pressure swing adsorption oxygen generation system | Zhengxiong Zhang, Qinyou Tang | 2024-11-26 |