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KO Kone: 1 patents #32 of 109Top 30%
KC Kone Elevators Co.: 1 patents #1 of 7Top 15%
Overall (2021): #328,252 of 548,734Top 60%
1
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
11208297 Power switch device for an oiler of an escalator or a moving walk Jian Zhou, Jinming Wang, Hengyuan GAO 2021-12-28