Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D944626 | Lock escutcheon | You-Hao XU | 2022-03-01 |
| 11248339 | Method for manufacturing standard carbon black soiled fabrics | Ran Wang, Tongshuai Wang, Qing Pan, Yan Wang, Xiao Zhang +4 more | 2022-02-15 |