Patents/Inventors

Chang Mi

BeijingCN3 patents

4 Patents

US123831112025
Side Brush and Intelligent Cleaning Device
Beijing Roborock Technology Co., Ltd.
0 cites
US120907852024
Universal Wheel Assembly and Smart Cleaning Device Having Same
Beijing Roborock Technology Co., Ltd.
0 cites
US120484122024
Intelligent Cleaning Device
Beijing Roborock Technology Co., Ltd.
0 cites
US116599722023
Moisture-proof Mat and Intelligent Cleaning System
SHENZHEN ROCK TIMES TECHNOLOGY CO., Ltd.
0 cites