Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11241061 | Helmet shield opening mechanism and helmet with changeable jaw guard equipped with the same | Xinsheng Liu | 2022-02-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11241061 | Helmet shield opening mechanism and helmet with changeable jaw guard equipped with the same | Xinsheng Liu | 2022-02-08 |