P

Inventor

ZHANG ZHENJUN

CN9 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG ZHENJUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HAND HELD PROD INC

5 patents

JING JIN ELECTRIC TECH CO LTD

1 patent

INST METAL RESEARCH CAS

1 patent

YU PING

1 patent

CHINA NONFERROUS METAL GUILIN GEOLOGY AND MINING CO LTD

1 patent