Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1082509 | Sheet fastener | — | 2025-07-08 |
| 12135050 | Nut fastener assembly | Zhilin LI, Chunjie Lv | 2024-11-05 |
| 11136724 | Fiber-reinforced prestressed reinforced concrete sleeper | Yangsheng Ye, Ruilin You, Jia Fan, Xianggang Du, Zhenyu Tan +2 more | 2021-10-05 |
| 11009058 | Anchoring part and apparatus for connecting two parts | — | 2021-05-18 |
| 9758932 | Ballastless track system | Chunfang Lu, Youming Zhao, Cheng Jiang, Jijun Wang, Meng Wang +5 more | 2017-09-12 |
| 9222225 | Pre-stressed concrete track slab of slab-type ballast-less track | Jijun Wang, Cheng Jiang, Yong Zhao, Meng Wang, Ziqing Jiang +3 more | 2015-12-29 |
| 8507250 | Methods and genetically engineered micro-organisms for the combined production of PDO, BDO and PHP by fermentation | Dehua Liu, Hongjuan Liu, Xianjin OU, Yan Sun, Yunzhen Xu +1 more | 2013-08-13 |
| 8227217 | Methods and genetically engineered micro-organisms for the combined production of PDO, BDO and PHP by fermentation | Dehua Liu, Hongjuan Liu, Xianjin OU, Yan Sun, Yunzhen Xu +1 more | 2012-07-24 |