P

Inventor

YAO JIANFENG

CN11 patents
⚠️ This page may combine multiple inventors who share the name “YAO JIANFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

VOLVO CAR CORP

5 patents

BEIJING BOE OPTOELECTRONICS TECH CO LTD

4 patents

BAOJI SAFE PETROLEUM MACHINERY CO LTD

2 patents