Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10053802 | Method and apparatus for producing ultra-smooth knitted fabric using hairy yarn | Zhigang Xia, Weilin Xu, Xin Liu, Genyang Cao, Hongjun Yang | 2018-08-21 |
| 9963807 | Method and apparatus for pneumatic guiding and capturing strand fibers on ring frame | Zhigang Xia, Weilin Xu, Genyang Cao | 2018-05-08 |
| 9575049 | Method for accurately testing yarn hairiness through stretching one-directionally | Zhigang Xia, Weilin Xu, Genyang Cao | 2017-02-21 |
| 7552580 | Method and apparatus for producing high quality yarn on a ring-spinning machine | Weilin Xu, Zhigang Xia, Weigang Cui, Wenbin Li, Shangyong Zhang | 2009-06-30 |