P

Inventor

DU XIAOFENG

CN8 patents
⚠️ This page may combine multiple inventors who share the name “DU XIAOFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BRITISH TELECOMM

5 patents

WUHAN IRON & STEEL CO LTD

2 patents

BAOSHAN IRON & STEEL

1 patent