| Patents for G06K 11 - Methods or arrangements for graph-reading or for converting the pattern of mechanical parameters, e.g. force or presence, into electrical signals (2,349) |
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| 06/28/1988 | US4754404 Method of incising the contour in an image film |
| 06/21/1988 | US4752965 Sign verification |
| 05/10/1988 | US4743972 Image input apparatus |
| 04/26/1988 | US4740904 For capturing a two dimensional visual line segment image |
| 04/21/1988 | WO1988002896A1 Electrical switch assembly |
| 04/19/1988 | US4739303 Man-machine link for converting coordinates to phase differences representative of increments in the coordinates |
| 04/12/1988 | US4737632 Array assembly of photoelectric touch panel with bent sidewalls |
| 04/12/1988 | US4737626 Photoelectric touch panel having reflector and transparent photoconductive plate |
| 04/05/1988 | US4736099 Scan device with light mixer and diffusing means for half-tone transparency originals |
| 03/29/1988 | US4734546 Digitizer system with loopback conductor grid |
| 03/16/1988 | EP0259894A2 Position detecting apparatus |
| 03/15/1988 | US4731526 Process for picking up navigation data |
| 02/24/1988 | EP0256386A2 Process and device for the optimization of a material cutting |
| 02/10/1988 | CN86104977A Photoelectric reader for image processing system |
| 01/28/1988 | WO1988000712A1 Optical scanner including position sensors |
| 01/26/1988 | CA1232070A1 Method and device to determine the coordinates of a contact point on a semi-analog sensitive surface |
| 01/20/1988 | EP0253127A2 Coordinate inputting sheet with auxiliary electrodes |
| 01/12/1988 | US4719339 Coordinates detector wherein X and Y emitting elements are enabled independently of each other |
| 12/15/1987 | US4713496 Coordinate input device |
| 12/08/1987 | US4712100 Coordinate inputting apparatus using multiple sensors |
| 11/25/1987 | CN87202995U Identification-input instrument for handwritten chinese character |
| 11/24/1987 | US4709209 Magnetostrictive vibration wave position detecting apparatus with variable threshold detecting valves |
| 11/10/1987 | US4705919 Electrostatic pattern-coupled digitizer |
| 11/03/1987 | CA1228905A1 Interactive display system |
| 10/20/1987 | CA1228406A1 X-y position detector |
| 10/14/1987 | EP0240898A2 Method and visual monitoring device for setting image processing conditions |
| 10/13/1987 | US4700402 Input method for graphic pattern data |
| 10/13/1987 | US4700022 Method and apparatus for determining the coordinates of a contact point on a resistive type semianalog sensitive surface |
| 10/06/1987 | US4698626 Coordinate-data input device for CRT display having cursor travel control means |
| 09/29/1987 | US4697249 Method and apparatus for creating part program data using a tablet |
| 09/29/1987 | US4697244 Coordinate input device with display and printer |
| 09/29/1987 | CA1227552A1 X-y input device |
| 09/22/1987 | CA1227260A1 Line or pattern following system having an annular array of photosensitive devices |
| 09/08/1987 | US4692871 Input device for sewing machine |
| 09/08/1987 | US4692756 Device for generating a 2-axis control signal |
| 09/08/1987 | CA1226643A1 Position coordinate input device |
| 09/02/1987 | EP0233990A2 Pattern scanner |
| 08/18/1987 | CA1225717A1 Signal generating device |
| 08/11/1987 | CA1225477A1 Eraser for electronic blackboard |
| 07/14/1987 | US4680804 Method for designating a recognition mode in a hand-written character/graphic recognizer |
| 07/14/1987 | US4680430 Coordinate detecting apparatus |
| 07/08/1987 | EP0227958A1 Apparatus and method for locating an object |
| 07/08/1987 | EP0227842A1 Digitizing method |
| 06/30/1987 | US4677258 Information producing apparatus |
| 06/16/1987 | EP0157821A4 Conductive electrode arrays and arrays of resistive elements for use in touch panels and for producing electric fields. |
| 06/09/1987 | US4672190 Line following system and process with matrix generating |
| 06/09/1987 | US4672154 Low power, high resolution digitizing system with cordless pen/mouse |
| 06/09/1987 | US4672153 Touch panel |
| 06/02/1987 | US4670751 Eraser for electronic blackboard |
| 06/02/1987 | US4670627 Coordinate reading device |
| 05/05/1987 | CA1221480A1 High resolution light pen for use with graphic displays |
| 04/21/1987 | US4659918 Pattern tracer with dual scan slowdown circuit |
| 04/21/1987 | CA1220834A1 Touch sensing device |
| 04/14/1987 | US4658373 Position detecting apparatus |
| 03/31/1987 | US4654874 Electronic device with a finger activating data input function |
| 03/25/1987 | EP0215363A2 Scanning arrangement for half-tone transmission originals |
| 03/24/1987 | US4653107 On-line recognition method and apparatus for a handwritten pattern |
| 03/18/1987 | CN86106361A Scanning apparatus for continuous adjusting transparent original |
| 03/10/1987 | CA1219058A1 Opto-electronic scanning apparatus |
| 02/24/1987 | US4645920 Early fault detection in an opto-matrix touch input device |
| 02/18/1987 | CN86204583U Potentiometer type digitizer |
| 02/10/1987 | US4642422 Calibration of a scanning light interrupt type of data input interface |
| 02/03/1987 | US4641021 Variable bandwidth low-pass filter for line tracer accuracy control |
| 01/21/1987 | EP0209422A1 Automatic digitalisation methods and apparatuses for scenes comprising discrete significant elements |
| 01/15/1987 | WO1987000266A1 Digitizing method |
| 01/07/1987 | EP0207217A1 Measuring device for coordinates |
| 12/30/1986 | EP0206829A2 Character input apparatus |
| 12/24/1986 | CN86104397A 字符输入设备 Character Input Devices |
| 12/23/1986 | US4631356 Coordinate input device with display |
| 12/17/1986 | CN86103324A 位置检出装置 Position detecting means |
| 12/16/1986 | US4630309 Method and apparatus for automatic digitizing of contour lines |
| 12/10/1986 | EP0204184A1 Position detecting apparatus |
| 12/09/1986 | US4628408 Input device |
| 12/02/1986 | CA1214840A1 Coordinate position digitizing system |
| 11/25/1986 | US4625104 Dual scan optical pattern tracer |
| 10/29/1986 | EP0199100A2 Electromagnetic touch sensor input system in a cathode ray tube display device |
| 10/07/1986 | US4616107 Pattern input apparatus |
| 09/23/1986 | US4613866 Three dimensional digitizer with electromagnetic coupling |
| 09/23/1986 | US4613853 X-Y Input device |
| 09/16/1986 | US4612463 Interface circuit |
| 09/09/1986 | CA1211181A1 Interactive display system |
| 09/02/1986 | US4609818 Opto-electronic scanning apparatus with rotary plate scanning element |
| 09/02/1986 | US4609776 Coordinate input device with display |
| 08/20/1986 | EP0191022A1 Device for the acquisition of navigation data. |
| 08/05/1986 | CA1209264A1 Character recognition apparatus |
| 07/23/1986 | CN85109700A Apparatus for recognizing hand-written characters |
| 07/16/1986 | CN85109715A Apparatus for recognizing hand-written characters |
| 07/15/1986 | CA1207883A1 Graphical data apparatus |
| 06/11/1986 | EP0183784A1 Touch input device. |
| 06/04/1986 | EP0182904A1 Precision display position designation system using coarse touch panel input. |
| 05/27/1986 | CA1205198A1 Three dimensional digitizer with electromagnetic coupling |
| 05/21/1986 | EP0181560A2 Coordinate input device with display |
| 05/20/1986 | US4590609 System for the acquisition of data inscribed on a support |
| 05/20/1986 | CA1204835A1 Precision wire grid glass digitizing tablets |
| 05/09/1986 | WO1986002755A1 Early fault detection for a touch input device |
| 03/25/1986 | CA1202397A1 Touch sensing device |
| 03/11/1986 | US4575751 Method and subsystem for plotting the perimeter of an object |
| 03/11/1986 | US4575628 Pattern scanner providing data to a computer which carries out lay planning |
| 02/27/1986 | WO1986001288A1 Method for the acquisition of navigation data |
| 02/26/1986 | EP0172657A1 Coordinate reading device |