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Inventor

HU RUIZHONG

US7 patents
⚠️ This page may combine multiple inventors who share the name “HU RUIZHONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GRACE W R & CO

2 patents

HU RUIZHONG

2 patents

CHENG WU-CHENG

1 patent

WORMSBECHER RICHARD FRANKLIN

1 patent

WU JIANXIN JASON

1 patent