| Patents for G09B 21 - Teaching, or communicating with, the blind, deaf or mute (3,530) |
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| 04/28/1987 | US4661916 System for method for producing synthetic plural word messages |
| 04/21/1987 | US4660022 System for guiding the blind |
| 03/24/1987 | US4653100 Audio response terminal for use with data processing systems |
| 03/24/1987 | US4652242 Psychological testing of the visually impaired |
| 03/17/1987 | US4651299 Data processing apparatus |
| 03/17/1987 | US4651145 Communication system for the disabled in which a display target is selected by encephalogram response |
| 03/17/1987 | US4650927 Processor-assisted communication system using tone-generating telephones |
| 03/17/1987 | US4650421 Representation of color for blind persons |
| 03/17/1987 | US4650352 Apparatus for performing raised dot formations |
| 03/03/1987 | US4648052 Eye-tracker communication system |
| 02/17/1987 | US4644339 Low vision adapter for display terminals |
| 02/05/1987 | DE3527065A1 Method for the tactile representation of the breakdown structure of text and graphics pages for use with line output of the text in Braille or synthetic speech |
| 01/20/1987 | CA1216798A1 Method and device for the transmission of acoustic information as perceivable vibrations |
| 12/30/1986 | US4633121 Comb-shaped piezoelectric drive device |
| 12/30/1986 | EP0205437A1 Apparatus for performing raised dot formations |
| 12/02/1986 | US4626219 Scribe guide |
| 11/06/1986 | WO1986006530A1 Device for sending and receiving a message |
| 11/04/1986 | US4620816 Bipedal guidance system and method |
| 09/30/1986 | US4614042 Measuring and instructional ruler device |
| 09/24/1986 | EP0108106A4 Data entry device. |
| 09/23/1986 | USRE32252 Method of and apparatus for providing information as to the existence or position of objects |
| 09/09/1986 | CA1211217A1 Electronic memory devices for the blind |
| 09/02/1986 | US4609356 Rearrangeable form board with sensory feedback |
| 07/29/1986 | CA1208757A1 Tactile stimulation device for facilitating speech training of hearing-impaired individuals |
| 07/03/1986 | WO1986003870A1 Hand-held communication device and system employing such devices |
| 06/11/1986 | EP0184332A2 Method and device for communicating information representing sound waves to the deaf |
| 06/11/1986 | EP0184005A2 Processor-assisted communication system using tone-generating telephones |
| 06/10/1986 | US4594683 Apparatus for fixing a coordinate point within a flat data representation |
| 05/28/1986 | EP0182460A1 Multi-image communications system |
| 05/28/1986 | EP0181905A1 Tactile reading device. |
| 05/20/1986 | US4590474 Street crossing signal device for blind persons |
| 05/06/1986 | US4587663 Conversation device with space and feed movement related to actuation time of control key |
| 05/06/1986 | US4586904 Device for forming tactile display |
| 05/06/1986 | US4586903 Means for generating a tactile character field |
| 04/15/1986 | US4582251 Space thermostat for the sight handicapped |
| 04/01/1986 | US4580133 Display device |
| 03/26/1986 | EP0055762B1 Sound pattern generator |
| 03/25/1986 | CA1202418A1 System for synthesizing sounds associated with printed materials |
| 03/04/1986 | US4573926 Braille print board |
| 02/18/1986 | US4571190 Device for forming Braille tactile display |
| 02/11/1986 | US4570227 Portable map display apparatus |
| 02/05/1986 | EP0169959A1 Braille print board |
| 01/28/1986 | CA1200011A1 Speech simulation system and method |
| 01/15/1986 | EP0168248A2 A programmed learning text |
| 01/08/1986 | EP0167471A2 Electrotactile vocoder |
| 01/08/1986 | EP0166766A1 Waveform to sound pattern converter |
| 12/31/1985 | US4562432 Voice or blow-controlled switchboard |
| 12/10/1985 | US4558315 Input apparatus and method for controlling the scanning of a multi-cell display |
| 12/05/1985 | WO1985005480A1 Tactile reading device |
| 12/04/1985 | EP0163501A2 Comb-shaped piezoelectric drive unit |
| 11/21/1985 | EP0161401A1 Tactile display for Braille or images |
| 11/12/1985 | US4552536 Programmed learning textbook |
| 11/06/1985 | EP0160054A1 Hearing aid amplification method and apparatus |
| 11/05/1985 | US4551102 Method and device for displaying graphic information, in particular for braille reading |
| 10/09/1985 | EP0157174A1 Device for the presentation of texts for the blind |
| 10/08/1985 | US4546383 Method and apparatus for visual telecommunications, in particular for use by the deaf |
| 09/10/1985 | US4540644 Xerographic toner composition for producing raised images |
| 08/29/1985 | WO1985003794A1 Apparatus for performing raised dot formations |
| 08/21/1985 | EP0151712A1 Displaying arrangement of information on a reader for blind people |
| 07/24/1985 | EP0149055A2 Device for the production of a tactile display area |
| 07/04/1985 | WO1985002929A1 Waveform to sound pattern converter |
| 06/19/1985 | EP0145206A2 Intelligence display arrangement |
| 06/19/1985 | EP0144774A2 Audiotactile communication system |
| 05/28/1985 | US4520501 Speech presentation system and method |
| 05/28/1985 | US4519781 Teaching tool |
| 05/22/1985 | EP0141953A1 Method and apparatus for the transmission of acoustic information as tactile vibrations |
| 05/09/1985 | WO1985002085A1 Hearing aid amplification method and apparatus |
| 05/08/1985 | EP0009714B1 Method and apparatus for converting acoustic signals into optic signals |
| 05/07/1985 | CA1186824A1 Non-verbal communication device |
| 04/16/1985 | US4510936 Apparatus for the electrical stimulation of nerves |
| 04/02/1985 | US4509139 Binary data storage and retrieval system for serial interface communications and archival access |
| 03/26/1985 | US4507088 Deciphering apparatus |
| 03/05/1985 | US4503426 Visual communication device |
| 02/19/1985 | US4500293 Apparatus for converting electric signals representing data into a group of raised dots constituting the image of said data |
| 02/19/1985 | CA1182690A1 Method and apparatus for automatic cuing |
| 01/01/1985 | US4491760 Force sensing polymer piezoelectric transducer array |
| 12/11/1984 | US4488146 Information input and output unit for data processing equipment |
| 11/27/1984 | US4485485 Character reading camera |
| 10/31/1984 | EP0123205A1 Process and device for the display of graphic information, in particular text for the blind |
| 09/25/1984 | US4473356 Electromechanical braille cell and method of operating same |
| 09/12/1984 | EP0118032A2 Device for displaying the numerical build-up and size of masses |
| 08/21/1984 | US4467321 Computer data entry keyboard |
| 08/14/1984 | US4465465 Communication device for handicapped persons |
| 07/24/1984 | EP0105353A4 Speech simulation system and method. |
| 07/10/1984 | US4459344 Development with intumescent toner |
| 05/16/1984 | EP0108106A1 Data entry device. |
| 05/01/1984 | US4445871 Tactile communication |
| 04/24/1984 | US4444520 Information output device |
| 04/18/1984 | EP0105820A2 Device for printing Braille characters on a record carrier |
| 04/18/1984 | EP0105353A1 Speech simulation system and method. |
| 04/10/1984 | CA1165447A1 Sound pattern generator |
| 01/18/1984 | EP0098763A1 Methods and devices for visual telecommunication, especially for use by the deaf |
| 01/18/1984 | EP0098461A1 Apparatus for determining a coordinate position on an information display surface |
| 01/10/1984 | US4425095 Tactile writing aid |
| 11/15/1983 | US4415326 Tactile sensibility testing equipment |
| 11/15/1983 | US4414984 Methods and apparatus for recording and or reproducing tactile sensations |
| 11/10/1983 | WO1983003909A1 Data entry device |
| 11/09/1983 | EP0063125A4 Senses exercising game. |
| 11/09/1983 | EP0055762A4 Sound pattern generator. |
| 11/08/1983 | US4414537 Digital data entry glove interface device |