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Inventor

HONG XIAOYU

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

CHINA PETROCHEMICAL CORP

2 patents

CHINA PEIROCHEMICAL CORP

1 patent

CHINA PETROCHEMICAL CORP AND R

1 patent