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Inventor

JIANG RUYI

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

HARMAN INT IND

2 patents

JIANG RUYI

2 patents

PETROCHINA CO LTD

1 patent

HONG CHUYANG

1 patent