Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D960459 | Hearing protection device | Scott Hutt, Wei Sun, Yongjun Chen, Lei Jiang | 2022-08-09 |
| D942089 | Hearing protection device | Scott Hutt, Wei Sun, Yongjun Chen, Lei Jiang | 2022-01-25 |