Patents/Inventors

Yingrui Xu

ShenzhenCN4 patents

5 Patents

USD10903092025
Door Magnetic Alarm
0 cites
USD10519052024
RFID Handheld Scanner
0 cites
USD10314612024
Radiation Detector
Shenzhen Wang An Technology Co., Ltd.
0 cites
USD09946672023
Card Reader
SHENZHEN WANG AN TECHNOLOGY CO., Ltd.
0 cites
USD09743612023
Card Reader
SHENZHEN WANG AN TECHNOLOGY CO., Ltd.
0 cites