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Inventor

ZHENG ZHIFENG

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

XIAN NIJI SHUZHEN TRADING CO LTD

1 patent

UNIV SHANGHAI JIAOTONG

1 patent

UNIV SCIENCE & TECHNOLOGY CHINA

1 patent

ZHENG ZHIFENG

1 patent