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Inventor

ZHANG FENGMEI

CN11 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG FENGMEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHINA TOBACCO YUNNAN IND CO LTD

5 patents

CHINA PETROCHEMICAL CORP

2 patents

CHINA PETROLEUM & CHEMICAL

1 patent

CHINAPETRO CHEMICAL CORP

1 patent

LI ZHENG

1 patent

ICLEAN HOMESTORE PTE LTD

1 patent