P

Inventor

ZHANG ZHIFANG

CA5 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG ZHIFANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNIV GUANGZHOU

1 patent

EVOCO LTD

1 patent

HOPE CITY

1 patent

UNIV NORTH CHINA TECHNOLOGY

1 patent

ZHANG ZHIFANG

1 patent