Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12083645 | Magnetic field-assisted vibratory finishing device for minute structure and finishing method | Zenghua Fan, Qiang Zhou, Cheng Qian | 2024-09-10 |
| 12017319 | Controllable magnetic field-assisted finishing apparatus for inner surface and method | Cheng Qian, Zenghua Fan, Zhiguang Sun | 2024-06-25 |