| Patents for G09B 21 - Teaching, or communicating with, the blind, deaf or mute (3,530) |
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| 07/16/1998 | WO1998031005A1 Mouse-like input/output device with display screen and method for its use |
| 07/16/1998 | WO1998030951A2 Virtual workspace for tactual interaction |
| 07/14/1998 | US5779919 Porcelain enamel sign and method of manufacture |
| 07/14/1998 | US5779482 Indications for the visually handicapped using transparent three-dimensional ink |
| 07/07/1998 | US5775252 Tactile dial |
| 07/01/1998 | EP0850469A1 Colour-code marking of items |
| 06/30/1998 | US5774857 Conversion of communicated speech to text for tranmission as RF modulated base band video |
| 06/30/1998 | US5772440 Binary information display device |
| 06/25/1998 | WO1998027533A2 Automatic bank teller machine for the blind and visually impaired |
| 06/24/1998 | EP0611468B1 Handrail system for the visually impaired |
| 06/23/1998 | CA2098179C Pointing gesture method of communication |
| 06/18/1998 | WO1998026583A1 Contrast enhancing illuminator |
| 06/18/1998 | WO1998026517A1 Installation for data transmission from sources geographically distributed in a zone |
| 06/17/1998 | EP0848552A1 Sign language telephone system for communication between persons with or without hearing impairment |
| 06/16/1998 | US5767764 Binary information display apparatus, linear cam for the binary information display apparatus, and method of generating shape patterns of the linear cam |
| 06/16/1998 | US5766014 Binary information display apparatus |
| 06/16/1998 | US5766013 Braille cell provided with an actuator comprising a mechanically responding, intrinsic conducting polymer |
| 06/11/1998 | WO1998025252A1 Method and system for unambiguous braille input and conversion |
| 06/02/1998 | US5759044 Methods and apparatus for generating and processing synthetic and absolute real time environments |
| 05/27/1998 | EP0844772A1 Bracelet telephone device |
| 05/05/1998 | US5748177 Dynamic keyboard and method for dynamically redefining keys on a keyboard |
| 04/28/1998 | US5743744 Method and apparatus for measuring and enhancing neuro-motor coordination |
| 04/22/1998 | EP0837437A1 Graphic tactile cell |
| 04/22/1998 | CN2279663Y Multi-function language training machine for deaf person |
| 04/22/1998 | CN2279662Y Deaf person language training machine adapted for outdoor movement |
| 04/21/1998 | US5742476 Information processing apparatus with positioners corresponding to display input region |
| 04/09/1998 | WO1998014860A1 System for communication of feelings |
| 04/08/1998 | EP0834853A2 Method and apparatus for presenting client side image maps |
| 04/07/1998 | US5736978 Tactile graphics display |
| 04/02/1998 | DE19714156C1 Information system for blind person, bus stop data service |
| 04/01/1998 | EP0832480A1 Dynamically redefining keys on a keyboard |
| 03/31/1998 | US5733127 For informing visually impaired persons of the layout of an area |
| 03/31/1998 | CA2068452C Virtual graphics display capable of presenting icons and windows to the blind computer user |
| 03/18/1998 | EP0828540A1 Three-dimensional puzzle with magnetic and mechanical attachment, particularly for use by people with impaired vision |
| 03/17/1998 | US5729283 For magnifying an object/displaying objects on a monitor |
| 03/12/1998 | DE19636779A1 Computer controlled appts. using text output in Braille |
| 03/10/1998 | US5725379 Braille learning apparatus |
| 02/24/1998 | US5720616 Braille sign and method of manufacture |
| 02/17/1998 | US5719561 Tactile communication device and method |
| 02/17/1998 | US5718588 Tactile display driven by shape memory wires |
| 02/11/1998 | CN1173086A Dialogic style RF guidance system for visually handicapped person and its control method |
| 02/10/1998 | US5717423 Three-dimensional display |
| 02/10/1998 | US5717392 Position-responsive, hierarchically-selectable information presentation system and control program |
| 02/05/1998 | DE19630891A1 Imaging aid for blind person |
| 02/03/1998 | US5715412 Method of acoustically expressing image information |
| 02/03/1998 | US5714978 Adjacent cursor system with tactile feedback for the blind |
| 01/08/1998 | WO1998000773A1 Computer input method of confined semantic unifying encoding for different natural languages and computer input system thereof |
| 01/07/1998 | CN1169555A Computor input method of limited-semateme encoding of different natural language |
| 01/02/1998 | DE19625324A1 Method for simulation of colours and associated articles for blind |
| 01/02/1998 | DE19624402A1 Computerised interactive unit for visually-handicapped and blind |
| 12/23/1997 | US5701123 Circular tactile keypad |
| 12/18/1997 | WO1997048222A1 Bracelet telephone device |
| 12/16/1997 | US5699441 Continuous sign-language recognition apparatus and input apparatus |
| 12/10/1997 | EP0812094A1 Telecommunication end user device |
| 12/04/1997 | DE19722183A1 Binary information display device for Braille output |
| 12/02/1997 | US5692906 Method of diagnosing and remediating a deficiency in communications skills |
| 11/26/1997 | EP0809223A1 Device for transmission of signs and characters from a data-processing system to a deaf-blind person |
| 11/20/1997 | WO1997043124A1 Method and apparatus for producing embossed images |
| 11/18/1997 | US5687943 Apparatus for supporting a video camera and cable above a work surface |
| 11/11/1997 | US5687144 Audio player for reproducing writing data as audio signals |
| 11/11/1997 | US5686170 Labor-saving process and article for making dimensional sign graphics |
| 11/11/1997 | US5685721 Refreshable braille-cell display implemented with shape memory alloys |
| 11/11/1997 | US5685720 Braille cell assembly having holder tray |
| 11/04/1997 | US5684563 Creating an image as perceived by a person with color-deficient vision |
| 10/21/1997 | US5680524 Synthetic environment employing a craft for providing user perspective reference |
| 10/21/1997 | US5680443 Smart messages and smart macros for telecommunications relay service (TRS) and operator services for deaf (OSD) |
| 10/21/1997 | US5680158 Communication apparatus including a plurality of light sources arranged in columns and lines corresponding to columns and lines of a plurality of key switches |
| 10/15/1997 | EP0800696A1 A system for communication between a handicapped person and his surroundings |
| 10/15/1997 | EP0696374B1 Three dimensional signage and a method of making |
| 10/14/1997 | US5677739 System and method for providing described television services |
| 10/07/1997 | US5674263 Optic nerve image output device and method |
| 10/05/1997 | CA2214668A1 Braille learning apparatus |
| 10/02/1997 | WO1997036274A1 Method and device for teaching a person |
| 09/25/1997 | DE19613025A1 Computer input equipment with connection |
| 09/18/1997 | DE19609052A1 Speech generation device for character recognition |
| 09/03/1997 | EP0578752B1 Inconspicuous communication method utilizing remote electromagnetic drive |
| 09/03/1997 | EP0575332A4 Low cost virtual reality system |
| 09/03/1997 | CN1158467A News paper reading machine for blind person |
| 08/21/1997 | WO1997030415A1 Tactiley-guided, voice-output reading apparatus |
| 08/21/1997 | CA2245769A1 Tactiley-guided, voice-output reading apparatus |
| 08/19/1997 | US5659764 Sign language generation apparatus and sign language translation apparatus |
| 08/10/1997 | CA2169198A1 Tactile computer display for the blind |
| 07/24/1997 | WO1997026639A1 Portable reading device for the blind |
| 07/23/1997 | EP0784841A1 Device for representing changeable relief items |
| 07/22/1997 | US5651070 Warning device programmable to be sensitive to preselected sound frequencies |
| 07/22/1997 | US5650217 Tactile image enhancer |
| 07/22/1997 | US5649480 Touch-readable product and associated process |
| 07/16/1997 | CN1154538A Audio player for reproducing writing data as audio signals |
| 07/15/1997 | US5648789 Method and apparatus for closed captioning at a performance |
| 07/10/1997 | DE19547742A1 Display system for programmed symbols and sounds for learning foreign languages |
| 07/03/1997 | WO1997023858A1 Labor-saving process and article for making dimensional sign graphics |
| 07/03/1997 | DE19613318A1 Controlling Braille elements in Braille field |
| 07/03/1997 | DE19547942A1 Mechanical Braille display board |
| 07/03/1997 | CA2238720A1 Labor-saving process and article for making dimensional sign graphics |
| 06/26/1997 | WO1997022958A1 Accessible automated transaction machines for sight-impaired persons and print-disabled persons |
| 06/17/1997 | US5639540 Thermal expansile sheet |
| 06/17/1997 | US5639240 Interactive book assembly |
| 06/12/1997 | DE19545939A1 Method of composing stellar music |
| 06/11/1997 | CN1151562A IC card reader with audio output |
| 06/10/1997 | US5636565 Embossing method and device for braille currency encoding |