Issued Patents 2024
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1044146 | Bird cage cover | — | 2024-09-24 |
| D1036794 | Bird toy | — | 2024-07-23 |
| 11951535 | Casting furnace featuring submerged, mechanical control of liquid level | Huanfeng Feng, Gangfeng Sun, Xuelong Zhao | 2024-04-09 |
| 11931797 | Double-acting switch valve | Huanfeng Feng, Gangfeng Sun, Xuelong Zhao | 2024-03-19 |
| 11934109 | Overlay alignment mark and method for measuring overlay error | Chunying Han, Chengcheng Liu, Shouyan Huang | 2024-03-19 |