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Inventor

QIN DUJIE

US15 patents
⚠️ This page may combine multiple inventors who share the name “QIN DUJIE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

YIN RAY

4 patents

ANP TECHNOLOGIES INC

4 patents

ANP TECH INC

4 patents

US ARMY

1 patent

(unassigned)

1 patent

CHEN DE

1 patent