Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9932053 | Hand brake limiting device | Jingquan Bi, Chaoheng Wang, Jigang Zhou, Xin Zhang, Chao Lin | 2018-04-03 |
| 9828009 | Hand brake | Jingquan Bi, Chaoheng Wang, Jigang Zhou, Xin Zhang, Chao Lin | 2017-11-28 |
| 9677959 | Testing device for electromagnetic attraction force of a magnetic track brake | Fan Yang, Baolei Hao, Mingxing Wang, Lei Yang | 2017-06-13 |
| 8002409 | Vision treatment procedures and devices | Geng Li, Zhong-Lin Lu, Chang-Bing Huang, Jia-Hong GAO, Yeung Ming Chow | 2011-08-23 |