P

Inventor

ZHANG YIJIN

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

ZHANG YIJIN

2 patents

VEYANCE TECHNOLOGIES INC

1 patent

EXXONMOBIL CHEMICAL PATENTS INC

1 patent