Inventor

ZHENG GUOHUA

CN4 patents

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

ZHENG GUOHUA

2 patents

USD1081303SJul 1, 2025

Welding torch handle

ZHENG GUOHUA1 citations51

USD1076237SMay 20, 2025

Welding helmet

ZHENG GUOHUA0 citations49

SHENZHEN UNITWELD WELDING AND MOTOR CO LTD

1 patent

USD1088826SAug 19, 2025

Wire spool gun

SHENZHEN UNITWELD WELDING AND MOTOR CO LTD0 citations47

UNIV HUBEI CHINESE MEDICINE

1 patent

US12220463B2Feb 11, 2025

Quaternary ammonium cyclodextrin and preparation method and uses thereof, and silver nanoparticle-cyclodextrin complex and preparation method and uses thereof

UNIV HUBEI CHINESE MEDICINE0 citations47