P

Inventor

GENG JIAWEN

CN4 patents
⚠️ This page may combine multiple inventors who share the name “GENG JIAWEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

XUZHOU XCMG EXCAVATOR MACHINERY CO LTD

3 patents

VIVO MOBILE COMMUNICATION CO LTD

1 patent