Issued Patents 2019
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10415946 | Wheel center hole size qualification detection device | Li Yang, Weidong Liu | 2019-09-17 |
| 10286457 | Four-directional drilling machine | Li Yang, Yingfeng Wang, Jiansheng Wang, Bicheng Ding, Yongwang Zhao | 2019-05-14 |
| 10234275 | Device for monitoring thickness of wheel valve hole on line | Weidong Liu, Fengyan Liu | 2019-03-19 |
| 10209050 | Wheel center bore detection device | Li Yang, Weidong Liu | 2019-02-19 |
| 10189094 | Multifunctional adjustable drilling machine | Li Yang, Naizheng Hu, Jiansheng Wang | 2019-01-29 |