Assignee
LEUM ENG INC
US18 patents
Top patents by PatentIndex Score
USD968652SNov 1, 2022
Swing gate for a loading dock
LEUM ENG INC6 citations85
US9944475B1Apr 17, 2018
Dock leveler
LEUM ENG INC8 citations83
US11273999B1Mar 15, 2022
Modular loading dock with integrated leveler
LEUM ENG INC6 citations74
US11772915B2Oct 3, 2023
Hydraulically-powered vehicle leveler
LEUM ENG INC2 citations72
US11511954B2Nov 29, 2022
Vehicle leveler with swing gate
LEUM ENG INC4 citations72
US9938094B1Apr 10, 2018
Dock leveler with safety barrier
LEUM ENG INC6 citations72
US12479676B2Nov 25, 2025
Vehicle leveler with improved drainage
LEUM ENG INC0 citations62
US11858763B2Jan 2, 2024
Vehicle leveler with safety features
LEUM ENG INC0 citations62
US11753261B2Sep 12, 2023
Vehicle leveler with safety features
LEUM ENG INC0 citations62
US11745965B2Sep 5, 2023
Vehicle leveler with safety features
LEUM ENG INC0 citations62
US11577923B2Feb 14, 2023
Portable dock plate
LEUM ENG INC1 citations62
US11572239B2Feb 7, 2023
Vehicle leveler with safety features
LEUM ENG INC0 citations62
US11273998B2Mar 15, 2022
Vehicle leveler with safety features
LEUM ENG INC0 citations62
US10815103B1Oct 27, 2020
Vehicle leveler
LEUM ENG INC1 citations62
US12486127B2Dec 2, 2025
Vehicle leveler with lighting safety features
LEUM ENG INC0 citations51
US12214979B2Feb 4, 2025
Vehicle leveler with safety features
LEUM ENG INC0 citations51
US12024411B2Jul 2, 2024
Vehicle leveler with wheel chock
LEUM ENG INC0 citations51
US12006170B2Jun 11, 2024
Vehicle leveler with door interlock
LEUM ENG INC0 citations51