P

Inventor

MA WENJING

CN6 patents
⚠️ This page may combine multiple inventors who share the name “MA WENJING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNIV CHENGDU TECHNOLOGY

3 patents

NGK SPARK PLUG CO

1 patent

MA WENJING

1 patent

CAC SHANGHAI INT TRADING CO LTD

1 patent