Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1087687 | Hand-held vegetable cutter with a cutterhead | Yufeng Qian, Haoren Bao | 2025-08-12 |
| D1076609 | Hand-held triangular handle roller vegetable cutter | Yufeng Qian, Haoren Bao | 2025-05-27 |
| D1065915 | Hand-held straight handle roller vegetable cutter | Yufeng Qian, Yuan-Ting Huang | 2025-03-11 |
| 7692360 | Apparatus for ultrasonic vibration-assisted machining | Xin Ding | 2010-04-06 |