Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9980579 | Child carrying units | Paul Walker, Ma Lei | 2018-05-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9980579 | Child carrying units | Paul Walker, Ma Lei | 2018-05-29 |