Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D933454 | Handle with fingerprint identifying device | Qiuzhi Yang | 2021-10-19 |
| D929850 | Lock element | Qiuzhi Yang | 2021-09-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D933454 | Handle with fingerprint identifying device | Qiuzhi Yang | 2021-10-19 |
| D929850 | Lock element | Qiuzhi Yang | 2021-09-07 |