Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12246333 | All-plastic trigger spray pump | Peihui Liang, Yonglei Zhang, Jun Li | 2025-03-11 |
| 12053789 | Food pump with safe outlet valve and outer mounted spring | Peihui Liang, Yonglei Zhang, Jinkao Liang | 2024-08-06 |
| 11415120 | Waterproof emulsion pump with external spring | Peihui Liang, Yonglei Zhang, Jinkao Liang | 2022-08-16 |
| 11383257 | All-plastic self-locking pump | Peihui Liang, Yonglei Zhang, Jinkao Liang | 2022-07-12 |