Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10406955 | Ratcheting headrest assembly | Jianhua Wang, Guojun Tang | 2019-09-10 |
| 10166899 | Ratcheting headrest assembly | Jianhua Wang, Guojun Tang | 2019-01-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10406955 | Ratcheting headrest assembly | Jianhua Wang, Guojun Tang | 2019-09-10 |
| 10166899 | Ratcheting headrest assembly | Jianhua Wang, Guojun Tang | 2019-01-01 |