| Patents for G09B 21 - Teaching, or communicating with, the blind, deaf or mute (3,530) |
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| 07/06/1994 | EP0578752A4 Inconspicuous communication method utilizing remote electromagnetic drive |
| 06/29/1994 | EP0604340A1 Aural position indicating mechanism for viewable objects |
| 06/16/1994 | DE4241937A1 Tactile interactive monitor for blind person - converts important physiological and psychological characteristics of normal vision into tactile information on pin matrix for hand and audible data, controlled by camera or computer |
| 06/08/1994 | EP0600605A2 Sign language/word translation system |
| 06/07/1994 | US5319747 Data processing system using gesture-based input data |
| 05/31/1994 | US5317671 System for method for producing synthetic plural word messages |
| 05/31/1994 | CA2070984C Tiles for pedestrian platforms and walkways |
| 05/24/1994 | CA2032532C Tiles for pedestrian platforms and walkways |
| 05/17/1994 | US5313522 Apparatus for generating from an audio signal a moving visual lip image from which a speech content of the signal can be comprehended by a lipreader |
| 05/17/1994 | US5312257 Color-coded training method |
| 05/03/1994 | US5309546 System for method for producing synthetic plural word messages |
| 04/28/1994 | WO1994009078A1 Printing compound and method |
| 04/26/1994 | US5306152 Reading apparatus for eyesight handicapped person |
| 04/20/1994 | CN2162685Y Language training apparatus for deaf-mute children |
| 04/19/1994 | US5305420 Method and apparatus for hearing assistance with speech speed control function |
| 04/19/1994 | US5303669 Tiles for pedestrian platforms and walkways |
| 04/12/1994 | US5303327 Communication test system |
| 04/12/1994 | US5302970 Personal communication device |
| 04/12/1994 | US5302132 Instructional system and method for improving communication skills |
| 04/07/1994 | DE4233524A1 Braille pins bistable information display - provides coaxial guidance for soft-magnetic pins which are reciprocated by electromagnetic system contg. coils located between permanent magnets |
| 03/31/1994 | DE4333399A1 Braille display indicating characters through positions of 6 or 8 movable projections or pegs - is operated by rod assuming various angles of rotation causing projections to protrude or retract in various predetermined permutations |
| 03/29/1994 | US5299125 Natural language processing system and method for parsing a plurality of input symbol sequences into syntactically or pragmatically correct word messages |
| 03/23/1994 | EP0588231A1 Position indicator for an elevator cabin |
| 03/23/1994 | EP0587817A1 Keyboard. |
| 03/22/1994 | US5297041 Predictive scanning input system for rapid selection of auditory and visual indicators |
| 03/22/1994 | US5296871 Three-dimensional mouse with tactile feedback |
| 03/17/1994 | WO1994006108A1 Handrail system for the visually impaired |
| 03/09/1994 | EP0586259A2 Sign-language learning system and method |
| 03/08/1994 | US5293464 Braille reading display terminal device |
| 03/02/1994 | EP0585098A2 Sign recognition apparatus and method and sign translation system using same |
| 03/02/1994 | EP0489792B1 One-handed keyboard |
| 02/22/1994 | US5288158 One handed-keyboard |
| 02/17/1994 | WO1994003884A1 Braille display unit |
| 02/16/1994 | EP0583214A1 Audio landmark guidance system |
| 02/15/1994 | US5287102 Method and system for enabling a blind computer user to locate icons in a graphical user interface |
| 02/15/1994 | US5286204 Tactile symbols for color recognition |
| 02/15/1994 | US5286199 Electromechanical transducer |
| 02/11/1994 | CA2103622A1 Audio landmark guidance system |
| 02/09/1994 | EP0506713B1 Device for classifying bank notes and the like |
| 02/08/1994 | US5284444 Handrail system for guiding visually impaired having braille and audio message indicators |
| 02/03/1994 | WO1994002931A1 Three-dimensional mouse with tactile feedback |
| 02/03/1994 | DE4225285A1 Braille representation equipment for computer data on disc etc. - has continuous lop passed around rollers, where band has pattern of holes with balls selectively forming Braille pattern and balls displace pins which are sensed by fingers of reader |
| 02/02/1994 | EP0581352A1 Method of adjusting a piezo-electric bending element and device adapted for application of the method. |
| 01/25/1994 | US5282181 Silent alarm timepiece |
| 01/20/1994 | DE4223354A1 Computer with drive card coupled to hinged double power display - provides page data display in book form with pushbutton scrolling in forward and reverse directions |
| 01/19/1994 | EP0578752A1 Inconspicuous communication method utilizing remote electromagnetic drive. |
| 01/18/1994 | US5280265 Strain-sensing goniometers, systems and recognition algorithms |
| 01/06/1994 | WO1994000832A1 Personal communicating device |
| 01/06/1994 | WO1994000301A1 Silk screen tactile prints and process |
| 01/04/1994 | US5275567 Toy building blocks for teaching braille |
| 12/29/1993 | EP0575332A1 Low cost virtual reality system |
| 12/26/1993 | CA2072383A1 Silk screen tactile prints and process |
| 12/23/1993 | WO1993025364A1 Embossed signage for disabled individuals and process of manufacturing such signs |
| 12/22/1993 | EP0574887A1 Information processing apparatus for physically-handicapped users |
| 12/22/1993 | EP0271539B1 Mass production auditory canal hearing aid |
| 12/21/1993 | US5271690 Method and apparatus for forming walkways having detectable warning surfaces |
| 12/16/1993 | DE4218869A1 Three=dimensional representation device for optical signals, for use by blind - uses selective deformation of planar surface divided into segments by localised heating |
| 12/10/1993 | CA2085277A1 Video spectacles |
| 12/09/1993 | WO1993025009A1 Information and entertainment performance system |
| 11/30/1993 | US5267331 Digitally enhanced imager for the visually impaired |
| 11/30/1993 | US5266034 Multi-channel sound-recording and playback device |
| 11/24/1993 | EP0570538A1 Method and devices of communication by the sense of touch |
| 11/09/1993 | US5260869 Communication and feedback system for promoting development of physically disadvantaged persons |
| 11/03/1993 | EP0568052A2 Architectural signs with raised graphics |
| 11/03/1993 | EP0567457A1 System and method for automatically selecting among a plurality of input modes |
| 10/19/1993 | US5255211 Methods and apparatus for generating and processing synthetic and absolute real time environments |
| 10/13/1993 | EP0564579A1 Pointing gesture method of communication |
| 10/12/1993 | US5253285 Automated interactive telephone communication system for TDD users |
| 10/12/1993 | US5252075 Medical personnel and patient communication indicator device |
| 10/12/1993 | US5251758 Food container with grippable portion having sense of touch indicia |
| 09/29/1993 | EP0562379A1 Improved electronic enlarger for the purblind |
| 09/29/1993 | EP0561956A1 Interactive telephone communication system for hearing-impaired person |
| 09/29/1993 | EP0561952A1 Manual braille writer |
| 09/23/1993 | DE4208677A1 Hypodermic instrument esp. for diabetics for self admin. of insulin - has large-surface setting unit with ratchet lock for dosage selection by touch for visually impaired |
| 09/21/1993 | US5246757 Overlay film |
| 09/21/1993 | US5245744 Method for placing braille letters on architectural signs |
| 09/16/1993 | DE4206446A1 Information system for public areas - is formed by embossed letters and symbols which can be identified both visually and by sense of touch due to ridges on edges |
| 09/15/1993 | EP0560587A2 Sign language translation system and method |
| 09/15/1993 | EP0559697A1 Communication device for transmitting audio information to a user |
| 09/14/1993 | US5244288 Method and apparatus for braille display of information from crt screen |
| 08/31/1993 | US5240335 Braille printing apparatus |
| 08/19/1993 | WO1993016456A1 Creating an image as perceived by a person with color-deficient vision |
| 08/04/1993 | EP0489023B1 Intra-aural hearing aid with sound balancing channel |
| 08/03/1993 | US5233436 Optical filter software copy protection |
| 08/03/1993 | US5233333 Portable hand held reading unit with reading aid feature |
| 07/27/1993 | CA1320637C Device for displaying graphic information |
| 07/22/1993 | WO1993014482A1 Advanced audio-frequency converter, equipment comprising said converter for treating patients, and method of using said equipment |
| 07/22/1993 | WO1993014386A1 Distribution-type touch sensor |
| 07/20/1993 | EP0561952A4 Manual braille writer. |
| 07/13/1993 | US5226817 Braille cell |
| 06/29/1993 | US5223828 Method and system for enabling a blind computer user to handle message boxes in a graphical user interface |
| 06/29/1993 | US5222895 Tactile graphic computer screen and input tablet for blind persons using an electrorheological fluid |
| 06/16/1993 | EP0545988A1 Communication system with text message retrieval based on concepts inputted via keyboard icons |
| 06/08/1993 | US5217378 Painting kit for the visually impaired |
| 05/25/1993 | US5214428 Data input grid for computer |
| 05/25/1993 | US5213553 Devices used to improve speech, swallowing and mastication |
| 05/19/1993 | EP0542054A2 Reading apparatus for eyesight handicapped person |
| 05/11/1993 | US5210689 System and method for automatically selecting among a plurality of input modes |
| 05/11/1993 | US5209667 Teaching shoelace |
| 04/27/1993 | US5206671 Testing and treating of visual dysfunctions |