US Patent 7331631 Pillow cushion and seat having the same

The present invention discloses a pillow cushion having a main body, and the main body includes a headrest portion, an accommodating portion and a neck rest portion. The headrest portion is concavely disposed on a top side of the main body and coupled to a front side of the main body, with an end extended to the top side, and another end extended to the front side. The accommodating portion is concavely disposed on the front side of the main body and both lateral sides of the headrest portion. The neck rest portion is concavely disposed on the front side of the main body with an end coupled to another end of the headrest portion, and another end proximate to the front side of the main body for supporting heads of different sizes and providing comfortable supports to the head without leaning towards a side of the pillow cushion.