P

Inventor

ZHANG SUMEI

CN5 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG SUMEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ZHANG SUMEI

3 patents

CHINA CONSTR SCI & IND CO LTD

1 patent

SUZHOU TOUCHSTONE INT MEDICAL SCIENCE CO LTD

1 patent