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Inventor

ZHANG YANCHENG

US6 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG YANCHENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

II VI DELAWARE INC

3 patents

II VI INC

1 patent

WANHUA CHEMICAL GROUP CO LTD

1 patent

PENN STATE RES FOUND

1 patent