Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11236966 | Expandable baton | Bing Liang, Gaofang HE, Yongzhi HUANG | 2022-02-01 |
DZ
Dingkun Zuo
Overall (All Time): #2,634,914 of 4,157,543Top 65%
1
Patents All Time