700 patents for innovative products were granted to Adi Dassler during his lifetime (1900-1978).
Rules of the Game: Coaches and other officials must remain within the confines of the technical area except in special circumstances, for example, a trainer or doctor entering the field of play, with the referee’s permission, to assess an injured player.
Rules of the Game: During penalty kicks to determine the winner of a match, all players, except the player taking the kick and the two goalkeepers, must remain within the center circle.
Rules of the Game: The player making a throw-in may not touch the ball again until it has touched another player.
Rules of the Game: For FIFA matches, the ball should weigh not more than 450 g (16 oz) and not less than 410 g (14 oz) at the start of the match.