Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11790626 | Method and apparatus for recognizing bitting code of key, and storage medium and image collection device | Yongfeng Xi, Yuan He, Guozhong Cao, Chenglong Li, Guoming Huang +1 more | 2023-10-17 |
| 11684982 | Key duplicating machine and its duplicating method | Yongfeng Xi, Yuan He | 2023-06-27 |
| 11660687 | Key duplicating machine's clamp bench and key duplicating machine | Yongfeng Xi, Yuan He, Chenglong Li, Guozhong Cao | 2023-05-30 |