Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10492553 | Negative ion generator and negative ion functional hat | Hongwei Zhou, Zhenyu Xu, Na Zhao | 2019-12-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10492553 | Negative ion generator and negative ion functional hat | Hongwei Zhou, Zhenyu Xu, Na Zhao | 2019-12-03 |