Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12416879 | Detent device for toner container, rotating disc, and conveying device | Haifeng Geng | 2025-09-16 |
| 12298677 | Linkage device and mounting and conveying device for toner supply container | Haifeng Geng | 2025-05-13 |
| 10653973 | Electronic building-block module | Xuanguang Huang | 2020-05-19 |