Patents/Inventors

Kechen Ai

TianjinCN1 patent

3 Patents

USD10880882025
Smart Pan-tilt Camera
Tianjin Hualai Technology Co., Ltd.
0 cites
USD10880892025
Smart Pan-tilt Camera
Tianjin Hualai Technology Co., Ltd.
0 cites
USD09782172023
Smart Camera
Tianjin Hualai Technology Co., Ltd.
0 cites