P

Inventor

HU GUANGMIN

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

PETROCHINA CO LTD

2 patents

LI YALIN

1 patent

ZHOU JIACUN

1 patent

HISMER BIO TECH CO LTD

1 patent