US Patent 9999304 Lumbar support cushion

A lumbar support cushion can include a ridged section, right and left protruding side supports, top right and top left protrusions, and a top cutout located between the top right and top left protrusions, which can allow a person sitting against the cushion to experience increased support on the person's lower back. The features of the cushion may promote a healthy sitting posture, proper spine alignment, and may reduce or prevent pain in the lower back. Also disclosed is a method for configuring a support contour of a cushion.