P

Inventor

YAN XIA

CN7 patents
⚠️ This page may combine multiple inventors who share the name “YAN XIA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GUIZHOU POWER GRID COMPANY LTD

3 patents

UNIV CHINA PETROLEUM EAST CHINA

2 patents

UNIV QINGDAO TECHNOLOGY

1 patent

YI QINGFENG

1 patent