P

Inventor

ZHANG ZHENGJIE

US4 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG ZHENGJIE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

YU DAXIN

1 patent

PARKER ROGER A

1 patent

TANWAY TECH BEIJING CO LTD

1 patent

ZHANG ZHENGJIE

1 patent