Jackknife warning system for trailered vehicle

Method and apparatus for adjusting trailer electrical load...

Method and apparatus for automatic noninvasive illegal rider...

Method and apparatus for detecting a trailer towing mode for a m

Method and device for assisting a driver when maneuvering a...

Method for remotely determining and managing connection of...

Operational signal system and signal light arrangement

Optical trailer hitch locator

Portable security system

Position signaling apparatus

Quick reliable power and/or data transfer system between tow...

Radar hitch

Rear lamp module with trailer tow connector

Rear steering hitch/docking mode

Rear truck strobe light controller for backing or parking

Redundant electric trailer brake circuit

Reference light for maneuvering a vehicle

Safety system for trucks

Semi-tractor fifth wheel sensor and rail car stanchion...

Sensing mechanism for hitch articulation angle