Method of producing a seat for railway vehicles, and seat produced using such a method

A method of producing a seat (1a; 1b) for rail vehicles includes the steps of producing a first supporting panel (6) forming part of a backrest (5) of the seat (1a; 1b), and producing a second supporting panel (6) forming part of a seat portion (4) for connection to the respective backrest (5); the panels (6) are produced by forming a common starting element, elongated in a longitudinal direction (A) and having a cross section of constant shape and size in the longitudinal direction (A), and by cutting the starting element transversely into a number of pieces, each defining a respective panel (6).