Patents/Inventors

Yehong Wu

ShanghaiCN1 patent

2 Patents

US121547382024
Method for Modifying Gas Density Relay, and Gas Density Relay Having Online Self-checking Function and Checking Method Therefor
Shanghai Roye Electric Co., Ltd.
0 cites
US119887142024
Gas Density Relay Verification Device and Verification Method Therefor
Shanghai Roye Electric Co., Ltd.
0 cites