P

Inventor

HE YUFENG

SA12 patents
⚠️ This page may combine multiple inventors who share the name “HE YUFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SAUDI ARABIAN OIL CO

6 patents

FUYANG TONGLI IND CO LTD

2 patents

CHINA PETROLEUM CORP

1 patent

MAPLEBEAR INC

1 patent

ZHEJIANG EP TECH CO LTD

1 patent

HE YUFENG

1 patent