P

Inventor

DU ZHONGMING

CN6 patents
⚠️ This page may combine multiple inventors who share the name “DU ZHONGMING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

INST GEOLOGY & GEOPHYSICS CAS

4 patents

NINGBO CEHE COMMODITY R&D CO LTD

1 patent

INST OF GEOLOGY AND GEOPHYSICS CAS

1 patent