Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Entertainment & Recreation
Class Information
Number: 273/DIG.27
Name: Amusement devices: games > Blind and color blind
Description:










Patents under this class:

Patent Number Title Of Patent Date Issued
6547244 Game board apparatus for use by the sight-impaired Apr. 15, 2003
6267374 Braille game board Jul. 31, 2001
6117031 Kickball information delivery system Sep. 12, 2000
5527033 Apparatus for determining performance-indicating numbers in sports games, particularly in ice-hockey Jun. 18, 1996
5429507 Braille slot machine Jul. 4, 1995
5249808 Board game apparatus Oct. 5, 1993
5120228 Intrinsic perceptual motor training device Jun. 9, 1992
5011154 Putting practice device Apr. 30, 1991
4974857 Electronic dart game Dec. 4, 1990
4906193 Intrinsic perceptual motor training device Mar. 6, 1990
4770419 Bowling alley accessory Sep. 13, 1988
4762493 Scented teaching aid, particularly crayons Aug. 9, 1988
4733864 Parlor game Mar. 29, 1988
4647049 Method for playing an alignment game utilizing a moveable grid Mar. 3, 1987
4551102 Method and device for displaying graphic information, in particular for braille reading Nov. 5, 1985
4452142 Multiple head rubber stamp Jun. 5, 1984
4404764 Message medium having corresponding optical and tactile messages Sep. 20, 1983
4349197 Matching game Sep. 14, 1982
4330285 Orientator May. 18, 1982
4320940 Optical filtering element Mar. 23, 1982
4320939 Optical filtering element including fluorescent material Mar. 23, 1982
4285522 Pattern game Aug. 25, 1981
4281833 Audio racquet ball Aug. 4, 1981
4270751 Golf putting aid apparatus for the visually handicapped Jun. 2, 1981
4226420 Bingo game for the non-braille blind Oct. 7, 1980
4222571 Electrically operated bingo device for sighted and sight disadvantaged people Sep. 16, 1980
4214382 Training bar Jul. 29, 1980
4212116 Training apparatus for visually impaired person Jul. 15, 1980
4156528 Apparatus for indicating color May. 29, 1979
4103895 Concealed pattern detection game Aug. 1, 1978
4080087 Railless walkway for the visually handicapped Mar. 21, 1978
4073070 Coloring book for the blind Feb. 14, 1978
4063370 Tape cassettes having indications for blind use Dec. 20, 1977
4052073 Blackjack play director Oct. 4, 1977
4048726 Apparatus for sighting a projectile firing weapon Sep. 20, 1977











 
 
  Recently Added Patents
Method and system for distributing load by redirecting traffic
Method and apparatus for efficiently inserting fills in an integrated circuit layout
Methods and apparatus for low power out-of-band communications
Pet bed
Biaxially oriented hydrolysis-stable polyester film comprising epoxidized fatty acid derivatives and a chain extender, and process for production thereof and use thereof
Power storage device and method for manufacturing the same
Large carrying case
  Randomly Featured Patents
Electromagnetic ground water conditioning system and sampling device for waste water and fermentation makeup water
Heat sink and spring clip assembly
Intermediates for leukotriene antagonists
Articulated wrench apparatus
Catalytic hydrogenolysis
Preparation of sputtering targets
Pressure sensor in the form of a film
SONET circuit emulation with VT compression
Collapsible merchandising container
Level sensing switch