US Patent 11760310 Apparatus for displaying vehicle state using wiper

An apparatus for displaying a vehicle state using a wiper includes: a wiper arm located on a glass of a vehicle, a driving motor which is located in a pivot unit coupled to one end of the wiper arm, and rotates the wiper arm, a light source unit located in the pivot unit so as to face the wiper arm, reflection units which are located in the wiper arm and reflect light radiated by the light source unit, and a controller to control a rotational speed of the wiper arm and control light emitted by the light source unit to be radiated to selected reflection units among the reflection units in response to a rotational position of the wiper arm so as to provide a user requested form.