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Inventor

HAO JIANJUN

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

SACHEM INC

5 patents

UNIV SHANDONG SCIENCE & TECH

1 patent

TANGSHAN GUOXIN JINGYUAN ELECTRONICS CO LTD

1 patent