Patents
.us
Search
Marketplace
Patent My Idea
Patents
/
Assignees
Beijing Rockrobo Technology Co., Ltd.
3 patents in portfolio
US12262857
utility
2025
Cleaning Device and Sweeping Assembly Thereof
0 cites
US12146772
utility
2024
Laser Ranging Device and Automatic Cleaning Device
0 cites
US11882970
utility
2024
Cleaning Device and Sweeping Assembly Thereof
0 cites