Patents/Inventors

Haijun Ren

ShanghaiCN5 patents

2 Patents

US126186992026
Ultrasonic Gas Meter Based on Shunt Metering Device
ZENNER METERING TECHNOLOGY (SHANGHAI) Ltd.
0 cites
US126187002026
Anti-interference Structure for Ultrasonic Gas Meter
ZENNER METERING TECHNOLOGY (SHANGHAI) Ltd.
0 cites