Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11000129 | Flip headrest device for sofa | Pengfei He, Long Li | 2021-05-11 |
| 10993539 | Head and waist integrated device | Pengfei He, Long Li | 2021-05-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11000129 | Flip headrest device for sofa | Pengfei He, Long Li | 2021-05-11 |
| 10993539 | Head and waist integrated device | Pengfei He, Long Li | 2021-05-04 |