Patents per Year
Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1064789 | Deadbolt | — | 2025-03-04 |
| D1049822 | Sliding door lock handle | — | 2024-11-05 |
| 12044037 | Lock and locking device | — | 2024-07-23 |
| D1017376 | Lock | — | 2024-03-12 |
| 11905739 | Manual/automatic dual-purpose clutching structure | — | 2024-02-20 |
| D1011169 | Lock | — | 2024-01-16 |
| D1003685 | Lock | — | 2023-11-07 |
| 11781340 | Locking device | Qiuzhi Yang | 2023-10-10 |
| D997689 | Lock | — | 2023-09-05 |
| D985361 | Lock | — | 2023-05-09 |
| D960682 | Door handle | — | 2022-08-16 |
| D951754 | Fingerprint identifying device for a handle | Qiuzhi Yang | 2022-05-17 |
| D951753 | Fingerprint identifying device for a handle | Qiuzhi Yang | 2022-05-17 |
| D933454 | Handle with fingerprint identifying device | Qiuzhi Yang | 2021-10-19 |
| D929850 | Lock element | Qiuzhi Yang | 2021-09-07 |
| D893982 | Lock | Qiuzhi Yang | 2020-08-25 |
| D891224 | Lock | Qiuzhi Yang | 2020-07-28 |