Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11532445 | Key structure | De-Guang Zhu | 2022-12-20 |
| 11342139 | Key structure | De-Guang Zhu | 2022-05-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11532445 | Key structure | De-Guang Zhu | 2022-12-20 |
| 11342139 | Key structure | De-Guang Zhu | 2022-05-24 |