Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9863838 | Air tightness detection device for aluminum alloy wheel hub and method for detecting air tightness of wheel hub | Zhigao Yin, Debin Tang, Jinqi Lv, Zhipeng Li, Aiguo Zhang +3 more | 2018-01-09 |
| 9709464 | Drum for simulating road surfaces | Shide Li, Zhigao Yin, Qiang Liu, Hongwei Sheng, Yiwu DU +3 more | 2017-07-18 |
| 9677157 | Process of preparing aluminum alloy | Lisheng Wang, Zhendong Zhang, Yongning Wang, Zhihua Zhu, Changhai Li | 2017-06-13 |