Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D671969 | Machine tool | Tian-En Zhang, Ya-Dong Zhang, Jian-Shi Jia, Yang-Mao Peng, Wei Zhang +8 more | 2012-12-04 |
| 8079121 | Pressing device for latching and releasing chucking device | Ya-Dong Zhang | 2011-12-20 |
| 8075764 | Apparatus for removing buoyant pollutants from polluted coolant | Wei Yang, Zheng-Hong Chi, Yu-Jun Wang | 2011-12-13 |
| 7914671 | Apparatus for removing buoyant pollutants | Wei Yang, Zheng-Hong Chi, Yu-Jun Wang | 2011-03-29 |
| 7740757 | Apparatus for removing buoyant pollutants | Wei Yang, Zheng-Hong Chi, Yu-Jun Wang | 2010-06-22 |