P

Inventor

HAN FANGYUAN

CN4 patents
⚠️ This page may combine multiple inventors who share the name “HAN FANGYUAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HAN FANGYUAN

2 patents

UNIV HUBEI TECHNOLOGY

1 patent

BEIJING FINE WAY TECH CO LTD

1 patent