Inventor
DUAN CHUANLIN
CN13 patents
⚠️ This page may combine multiple inventors who share the name “DUAN CHUANLIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BEIJING ROBOROCK TECHNOLOGY CO LTD
7 patentsUS11612295B2Mar 28, 2023
Autonomous cleaning device
BEIJING ROBOROCK TECHNOLOGY CO LTD6 citations83
USD944479SFeb 22, 2022
Brush
BEIJING ROBOROCK TECHNOLOGY CO LTD5 citations71
US12193624B2Jan 14, 2025
Autonomous cleaning device
BEIJING ROBOROCK TECHNOLOGY CO LTD1 citations61
US12383111B2Aug 12, 2025
Side brush and intelligent cleaning device
BEIJING ROBOROCK TECHNOLOGY CO LTD0 citations50
US12311413B2May 27, 2025
Base station and cleaning robot system
BEIJING ROBOROCK TECHNOLOGY CO LTD0 citations50
US11957285B2Apr 16, 2024
Automatic cleaning device
BEIJING ROBOROCK TECHNOLOGY CO LTD0 citations50
US12390066B2Aug 19, 2025
Smart cleaning system, autonomous robot, and dock station
BEIJING ROBOROCK TECHNOLOGY CO LTD0 citations44
BEIJING ROCKROBO TECH CO LTD
5 patentsUSD867987SNov 26, 2019
Base station
BEIJING ROCKROBO TECH CO LTD36 citations93
USD867701SNov 19, 2019
Cleaning robot
BEIJING ROCKROBO TECH CO LTD37 citations93
USD919210SMay 11, 2021
Cleaning robot
BEIJING ROCKROBO TECH CO LTD16 citations85
USD868407SNov 26, 2019
Cleaning pad
BEIJING ROCKROBO TECH CO LTD15 citations84
USD868408SNov 26, 2019
Tank
BEIJING ROCKROBO TECH CO LTD7 citations83