P

Inventor

REN XIAOHUI

CN2 patents
⚠️ This page may combine multiple inventors who share the name “REN XIAOHUI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CRRC QINGDAO SIFANG ROLLING STOCK RES INST CO LTD

1 patent

CHEN BIN

1 patent