Inventor
Cao Changmin
CN6 patents
⚠️ This page may combine multiple inventors who share the name “Cao Changmin”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CARRIER CORP
3 patentsUS11117007B2Sep 14, 2021
Noise reducing fire suppression nozzles
CARRIER CORP2 citations68
US11931613B2Mar 19, 2024
Noise reducing fire suppression nozzles
CARRIER CORP0 citations58
US12257467B2Mar 25, 2025
System and method for fire suppression by coupling fire detection with building systems
CARRIER CORP0 citations50