Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1006506 | Rotatable shelf | — | 2023-12-05 |
| D972389 | Tool holder | — | 2022-12-13 |
| 7804193 | Energy recycle system for use with AC current power supply | Chao Yan, Chongfeng Zheng, Jianhong Zeng, Jianping Ying | 2010-09-28 |