Utility
Subclass Subgroup Patent
A63F 13/23 09808710
G06T 7/0012 09811906
H04L 65/4069 09813465
H04W 56/0015 09814008
Design and Plant
Class Subclass Patent
D14 489 D0802014
    D0802015
  491 D0802017
    D0802018
  492 D0802019