27235 ⎘
Games not otherwise provided for; Patience; Other games for self-amusement Puzzles or games based on the use of optical filters or elements, e.g. coloured filters, polaroid filters, transparent sheets with opaque parts
Sub-classes:Laser Emitter Mounting Device
#2Animation Reveal Coloring Toy and Puzzle Devices
#3PUZZLE BUILDING BLOCK CAPABLE OF CHANGING LIGHT-EMITTING AREAS
#4Article moveable between two positions and a method of combining two or more of the same
#5Board for use as a book page or puzzle with moving component that alters an illustration and exposes a sensor to activate a corresponding sound
#6Puzzle assembly system and method
#7Board for use as a book page or puzzle with moving component that alters an illustration and exposes a sensor to activate a corresponding sound
#8Structures and kits for displaying two-dimensional images in three dimensions
#9Gaming machine
#10Sliding block puzzle game with laser beam
#11Method, apparatus and system of an electronic puzzle game involving extendable lines forming a puzzle image
#12Optical toy
#13LIGHT GUIDE UNIT AND OPTICAL DEVICES USING THE SAME
#14System and Method for Creating a Three-Dimensional Virtual Environment
#15Card shoe apparatus accurately identifying card information of card
#16SET OF COLLECTABLE, SUPERIMPOSABLE CARDS
#17Pattern recognition and duplication process and game
#18GAME CARD AND GAME PLAYING METHOD
#19Hidden Image Game Piece
#20Game system and device for projecting game information onto a surface
#21Game with programmable light emitting segments
#22Interactive Puzzle Game over a Portable Device
#23Mirror maze including floor lighting
#24Method for manufacturing a tree-dimensional puzzle
#25Hidden image game piece
#26Three-dimensional puzzle
#27[Management training] game activity
#28Puzzle with lenticular images
#29Game involving stack of elements
#30Game for promoting the spatial perceptibility
#31Hidden image game piece
#32Puzzle and a method of making thereof
#33Puzzle and a method of making thereof