P

Inventor

CHEN GUOYUN

CN4 patents
⚠️ This page may combine multiple inventors who share the name “CHEN GUOYUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SOPHIA & WILLIAM BRANDS CO LTD

2 patents

NANJING HAICHANG SUPPLY CHAIN MAN CO LTD

1 patent

FIRST AFFILIATED HOSPITAL OF GUANGZHOU MEDICAL UNIV

1 patent