P

Inventor

LIU KEYU

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

PETROCHINA CO LTD

3 patents

COMMW SCIENT IND RES ORG

1 patent

UNIV CHINA PETROLEUM BEIJING

1 patent