P

Inventor

GU YIZHONG

US3 patents
⚠️ This page may combine multiple inventors who share the name “GU YIZHONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AMERSHAM PLC

2 patents

NANJING SHENGYUAN CIVIL ENGINEERING HIGH TECH CO LTD

1 patent