Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10800686 | Apparatus and method for removing nitrogen and phosphorus from sewage by using sponge iron and activated sludge | Dongyang Wei, Yonggang Wu, Xiang Wei, Wenting JIANG, Tao He +3 more | 2020-10-13 |
| 10663289 | Method and apparatus for detecting concave cylinder and cylindrical diverging lens | Peiji Guo, Jianbin FAN | 2020-05-26 |
| 10627222 | Method and apparatus for detecting cylinder and cylindrical converging lens | Peiji Guo, Jianbin FAN | 2020-04-21 |