ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,557,961, issued on Feb. 24, was assigned to TP-Link Systems Inc. (Irvine, Calif.).
"Docking station for cleaning robot and cleaning system" was invented by Wen Li (Shenzhen, China), Nengfeng Zhang (Shenzhen, China) and Ning Cheng (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides docking station for a cleaning robot, including: a wastewater treatment device constructed to collect wastewater generated during cleaning and generate steam from the wastewater; a steam condensing mechanism; wherein the steam discharged from the wastewater treatment device is condensed at the steam condensing mechanism and the conde...