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Inventor

LIU ZHENJIE

CN6 patents
⚠️ This page may combine multiple inventors who share the name “LIU ZHENJIE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHINA PETROLEUM & CHEM CORP

4 patents

PIOTECH INC

1 patent

ZHEJIANG CRYSTAL OPTECH CO LTD

1 patent