Beijing
China
2
2025-08-07
The entities that hold a legal rights for patent applications filed by inventor Ding Changjun:
Changjun Ding from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
PREPARATION METHOD FOR SEEDLING SUBSTRATE USING RESIDUES FROM POPULUS FORESTS AS RAW MATERIALS AND APPLICATION
#2 | 2022-08-11Method for improving nutrient supply of female floral branches of artificial hybridization
5484380 ⎘