Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9845257 | Vertical sewage treatment device and method | Liancheng Xiang, Yonghui Song, Siyu Wang, Jianping Li, Xingfa Liu | 2017-12-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9845257 | Vertical sewage treatment device and method | Liancheng Xiang, Yonghui Song, Siyu Wang, Jianping Li, Xingfa Liu | 2017-12-19 |