Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10087369 | Soil additives for promoting seed germination, for prevention of evaporation and methods for use | Pascal Metivier, Jean-Christophe Castaing, Pengfei Ji, Zhiyun Chen | 2018-10-02 |
| 9884994 | Method for preventing soil erosion | Pengfei Ji | 2018-02-06 |