Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421618 | Anti-cracking suction device comprising outer cylinder, inner cylinder, suction tube, and first gap between inner and outer cylinders | Zhenyu Liu, Jian Xu, Zilong Zhao, Jianping Wang, Jianping Gao | 2025-09-23 |