Patents/Inventors

Zhenxiao Ding

NingboCN5 patents

7 Patents

USD11196442026
Carbon Monoxide Alarm Part
SITERWELL ELECTRONICS CO., LIMITED
0 cites
USD11038092025
Smoke Alarm
0 cites
USD11038102025
Smoke Alarm
0 cites
USD11038112025
Smoke Alarm
0 cites
USD10848952025
Carbon Monoxide Alarm
SITERWELL ELECTRONICS CO., LIMITED
0 cites
USD10804322025
Smoke Detector
SITERWELL ELECTRONICS CO., LIMITED
0 cites
USD10575752025
Thermostat
SITERWELL ELECTRONICS CO., LIMITED
0 cites