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Inventor

DU HAI

CN14 patents
⚠️ This page may combine multiple inventors who share the name “DU HAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DU HAI

5 patents

TRAVEL CADDY INC

2 patents

PRAXAIR TECHNOLOGY INC

2 patents

UNIV DALIAN TECH

2 patents

BARRETT PHILIP A

1 patent

UNIV JIANGNAN

1 patent

KECHAGIA PERSEFONI E

1 patent