Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D932727 | Electric winch for cars | Xiang Feng, Jianhao Zhu, Christian D. Fogg, Brian Kennemer | 2021-10-05 |
| D923906 | Winch | Christian D. Fogg, Brian Kennemer, Xiang Feng, Jianhao Zhu, Hong Xu | 2021-06-29 |
| D920083 | Pulley assembly | Zhilin Yu, Xiaobin Zhang, Ke Ren, Jianhao Zhu | 2021-05-25 |
| 10895334 | Composite pipe and method for manufacturing the same | Xin Zhu, Lin Niu | 2021-01-19 |