Issued Patents 2018
Showing 1–1 of 1 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 | Chunhai Liu, Debin Tang, Jinqi Lv, Zhipeng Li, Aiguo Zhang +3 more | 2018-01-09 |