Sudoku board game

Abstract

A decoder board for a Sudoku game has a plurality of keys arranged to present a Sudoku game to a player.

1 . A decoder board for a Sudoku game, the decoder board having a plurality of keys arranged to present a Sudoku game to a player, the keys being arranged on the decoder board at various angles with respect to an axis of the decoder board, the keys including one neutral key, the keys being arranged so that the decoder board in a first orientation presents a first Sudoku game to the player and so that the decoder board in a second orientation presents a second Sudoku game to the player, the first and second Sudoku games being different Sudoku games. 
   
   
       2 . The decoder board of  claim 1  wherein the second orientation results from rotating the decoder board by 90° with respect to the first orientation. 
   
   
       3 . The decoder board of  claim 1  wherein the keys except for the neutral key comprises a rectangle. 
   
   
       4 . The decoder board of  claim 3  wherein the neutral key comprises a circular key. 
   
   
       5 . The decoder board of  claim 1  wherein the keys comprise recesses. 
   
   
       6 . The decoder board of  claim 1  wherein the keys comprise holes. 
   
   
       7 . The decoder board of  claim 1  wherein the keys comprise electric keys. 
   
   
       8 . The decoder board of  claim 1  wherein the keys comprise mechanical keys. 
   
   
       9 . The decoder board of  claim 1  wherein the angles comprises a first angle 15° plus or minus 2° with respect to the axis, a second angle of 30° plus or minus 2° with respect to the axis, a third angle of 45° plus or minus 2° with respect to the axis, and a fourth angle of 60° plus or minus 2° with respect to the axis. 
   
   
       10 . The decoder board of  claim 1  wherein the angles comprises a counterclockwise angle 15° plus or minus 2° with respect to the axis, a counterclockwise angle of 30° plus or minus 2° with respect to the axis, a counterclockwise angle of 45° plus or minus 2° with respect to the axis, a counterclockwise angle of 60° plus or minus 2° with respect to the axis, a clockwise angle of 15° plus or minus 2° with respect to the axis, a clockwise angle of 30° plus or minus 2° with respect to the axis, a clockwise angle of 45° with respect to the axis, and a clockwise angle of 60° with respect to the axis. 
   
   
       11 . The decoder board of  claim 1  wherein the keys are further arranged so that the decoder board in a third orientation presents a third Sudoku game to the player and so that the decoder board in a fourth orientation presents a fourth Sudoku game to the player, and wherein the first, second, third, and fourth Sudoku games are all different. 
   
   
       12 . The decoder board of  claim 11  wherein the second orientation results from rotating the decoder board by 90° with respect to the first orientation, wherein the third orientation results from flipping the decoder board over from its first orientation, and wherein the fourth orientation results from flipping the decoder board over from its second orientation. 
   
   
       13 . A decoder board for a Sudoku game, the decoder board having a plurality of keys arranged to present a Sudoku game to a player, the keys being arranged on the decoder board at various angles with respect to an axis of the decoder board, the keys including one neutral key, the keys being arranged so that the decoder board in a first orientation presents a first Sudoku game to the player and so that the decoder board in a second orientation presents a second Sudoku game to the player, the first and second orientations being different, the angles comprising a counterclockwise angle of 15° plus or minus 2° with respect to the axis, a counterclockwise angle of 30° plus or minus 2° with respect to the axis, a counterclockwise angle of 45° plus or minus 2° with respect to the axis, a counterclockwise angle of 60° plus or minus 2° with respect to the axis, a clockwise angle of 15° plus or minus 2° with respect to the axis, a clockwise angle of 30° plus or minus 2° with respect to the axis, a clockwise angle of 45° plus or minus 2° with respect to the axis, and a clockwise angle of 60° plus or minus 2° with respect to the axis. 
   
   
       14 . The decoder board of  claim 13  wherein the keys except for the neutral key comprises a rectangle. 
   
   
       15 . The decoder board of  claim 14  wherein the neutral key comprises a circular key. 
   
   
       16 . The decoder board of  claim 13  wherein the keys comprise recesses. 
   
   
       17 . The decoder board of  claim 13  wherein the keys comprise holes. 
   
   
       18 . The decoder board of  claim 13  wherein the keys comprise electric keys. 
   
   
       19 . The decoder board of  claim 13  wherein the keys comprise mechanical keys. 
   
   
       20 . The decoder board of  claim 13  wherein the second orientation results from rotating the decoder board by 90° with respect to the first orientation. 
   
   
       21 . The decoder board of  claim 19  wherein the keys are further arranged so that the decoder board in a third orientation presents a third Sudoku game to the player and so that the decoder board in a fourth orientation presents a fourth Sudoku game to the player, and wherein the first, second, third, and fourth Sudoku games are all different. 
   
   
       22 . The decoder board of  claim 21  wherein the second orientation results from rotating the decoder board by 90° with respect to the first orientation, wherein the third orientation results from flipping the decoder board over from its first orientation, and wherein the fourth orientation results from flipping the decoder board over from its second orientation. 
   
   
       23 . A decoder board for a Sudoku game, the decoder board having a plurality of keys arranged to present a Sudoku game to a player, the decoder board being arranged to present a first Sudoku game in a first orientation and a second Sudoku board in a second orientation, the first and second orientations being different.