Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10464137 | Vertical lathe chuck mounting rack | Weidong Liu, Zhi Chang, Guidong YANG, Yu-Hsiu Chang, Yongwang Zhao | 2019-11-05 |
| 10427257 | Wheel milling window fixture | Yao Zheng, Yeling Tian, Zegong He, Yongwang Zhao, Guangcai Wei | 2019-10-01 |