Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9027607 | Pre-sressed insulated tubing | Yongning Wu, Jinli Zhu, Xiaohui Zhang, Wei Zhang, Zhenyu Xu +3 more | 2015-05-12 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9027607 | Pre-sressed insulated tubing | Yongning Wu, Jinli Zhu, Xiaohui Zhang, Wei Zhang, Zhenyu Xu +3 more | 2015-05-12 |