DQ

Dongqi Qian

EC Ecovacs Robotics Co.: 6 patents #3 of 47Top 7%
📍 Canton, OH: #83 of 654 inventorsTop 15%
🗺 Ohio: #8,998 of 73,341 inventorsTop 15%
Overall (All Time): #556,263 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
11324377 Autonomous planar surface cleaning robot 2022-05-10
10258215 Autonomous planar surface cleaning robot 2019-04-16
10198758 Guide robot for shopping guiding system and method 2019-02-05
10188254 Autonomous planar surface cleaning robot 2019-01-29
9655484 Autonomous planar surface cleaning robot 2017-05-23
9215962 Autonomous planar surface cleaning robot 2015-12-22
8671512 Cyclone cleaner Shoumu Wang 2014-03-18
8101001 Cyclone separating device of a cleaner 2012-01-24
6596045 Cyclonic device for vacuum cleaners having a dust outlet channel in an end wall 2003-07-22