P

Inventor

XU HUIZHONG

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

ZHOUSHAN INSTITUTE OF CALIBRATION AND TESTING FOR QUALITY AND TECH SUPERVISION

2 patents

CRAIGHEAD HAROLD G

1 patent