Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9855635 | Cylindrical-component grinding device, and workpiece advancing apparatus and grinding method thereof | Chengzu REN, Xiaofan Deng, Yinglun He, Guang CHEN | 2018-01-02 |
| 9839987 | Double-disc straight groove cylindrical-component surface grinding disc | Chengzu REN, Xiaofan Deng, Yinglun He, Guang CHEN | 2017-12-12 |