| 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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| 11/04/1992 | CN1065943A Four-dimensional switch type multiple sensing system |
| 09/29/1992 | US5151688 Input/output display panel with light pen |
| 09/01/1992 | CA1307042C Touch control arrangement for graphics display apparatus |
| 08/19/1992 | EP0348430A4 Joystick apparatus having six degrees freedom of motion |
| 07/29/1992 | CN1017667B Coordinate input device and input lightpen therefor |
| 07/21/1992 | US5132673 Hand held digitizer |
| 07/07/1992 | US5128499 Wireless coordinate reading system |
| 06/24/1992 | EP0491132A2 Coordinate input apparatus |
| 06/16/1992 | US5122965 Automatic contour tracking method for cad |
| 05/20/1992 | EP0362211B1 Digitizer system with loopback conductor grid |
| 05/19/1992 | US5115227 Input device possessing plural functions |
| 05/06/1992 | EP0483658A2 Method and apparatus for inputting coordinates |
| 03/17/1992 | CA1297554C Touch panel apparatus |
| 03/17/1992 | CA1297553C Optical digitizer |
| 02/26/1992 | CN1059044A Coordinate input apparatus |
| 02/04/1992 | US5086296 Signal generating device |
| 01/22/1992 | EP0467720A2 A mouse cursor control system |
| 01/21/1992 | US5083313 Video signal digitizer |
| 01/15/1992 | EP0227842B1 Digitizing method |
| 01/08/1992 | EP0464205A1 Input/output device and method thereof |
| 01/07/1992 | US5078019 Trackball device |
| 01/02/1992 | EP0463772A2 Coordinate data processing apparatus using pointing means |
| 12/27/1991 | EP0462759A2 Coordinate data processing apparatus using a pen |
| 12/18/1991 | EP0461899A2 Coordinate data processing apparatus using pointing means |
| 12/18/1991 | EP0461614A2 Wireless coordinate reader and switch state detection system for coordinate indicator |
| 12/18/1991 | EP0199764B1 Early fault detection for a touch input device |
| 12/18/1991 | CN1015136B Handwritten chinese character real-time input unit and on-line identification method |
| 12/04/1991 | CN2090079U Pen shape counter for computer |
| 11/21/1991 | EP0457272A2 Locator device |
| 11/21/1991 | EP0457219A2 Wireless coordinate reading system |
| 11/21/1991 | EP0457218A2 Wireless coordinate reading system |
| 11/12/1991 | US5065438 Character recognition apparatus with inputting function of ruled lines |
| 10/30/1991 | EP0453568A1 Electronic blackboard apparatus |
| 10/22/1991 | US5059749 Input/output apparatus and method therefor |
| 10/09/1991 | CN1014279B Method and device for acquisition off-lined signal |
| 09/18/1991 | EP0446886A2 Information input/output apparatus |
| 08/13/1991 | US5040059 Method and apparatus of image mensuration with selectively visible and invisible reseau grid marks |
| 08/06/1991 | US5038142 Touch sensing display screen apparatus |
| 07/02/1991 | US5028745 Position detecting apparatus |
| 06/26/1991 | EP0434314A2 Touch sensitive display |
| 06/25/1991 | US5027115 Pen-type computer input device |
| 06/19/1991 | EP0433205A2 A pointing device control for a computer keyboard |
| 06/19/1991 | EP0432365A2 Low-power electromagnetic digitizer tablet |
| 06/11/1991 | US5023408 Electronic blackboard and accessories such as writing tools |
| 05/29/1991 | EP0429391A1 Three-dimensional computer input device |
| 05/29/1991 | EP0428969A1 Digitizer stylus having side switch |
| 05/29/1991 | CN1051806A Digitizer stylus having side switch |
| 05/29/1991 | CN1051805A Digitized controller for position locator |
| 05/29/1991 | CN1051804A Low-power electromagnetic digitizer tablet |
| 05/16/1991 | CA2024001A1 Low-power electromagnetic digitizer tablet |
| 05/15/1991 | EP0427198A1 Digitized controller for position locator |
| 05/14/1991 | CA2029836A1 Digitizer stylus having side switch |
| 05/08/1991 | CA2028381A1 Digitized controller for position locator |
| 05/07/1991 | US5014044 Magnification assembly for digitizer cursor |
| 05/07/1991 | US5013874 Apparatus for recording and verifying handwriting, in particular signatures |
| 04/30/1991 | US5012048 Position indicating device |
| 04/30/1991 | US5011149 Joystick |
| 04/23/1991 | US5010213 Signal input sheet |
| 04/17/1991 | EP0422577A2 Method and apparatus for displaying simulated keyboards on touch-sensitive displays |
| 04/14/1991 | CA2027103A1 Method and apparatus for displaying simulated keyboards on touch-sensitive displays |
| 04/02/1991 | US5004871 Digitizer stylus having side switch |
| 04/02/1991 | CA1282495C Curve following apparatus |
| 03/27/1991 | EP0419145A1 Input device |
| 03/13/1991 | EP0416870A2 Pen-type computer input device |
| 03/06/1991 | EP0414999A2 Display device with coordinate input function |
| 02/27/1991 | EP0414566A2 Portable graphic computer apparatus |
| 02/19/1991 | US4994795 Position indicating device for a digital computer |
| 02/05/1991 | US4990726 Digitized controller for position locator |
| 02/05/1991 | US4990725 Device for locating the unknown position of an electrical conductor belonging to a set of separate conductors and a touch sensitive panel comprising such devices |
| 01/29/1991 | US4988983 For use with a visual display |
| 01/15/1991 | CA1279119C Digitizer system with loopback conductor grid |
| 01/10/1991 | DE3920429A1 Digitalisiergeraet Digitizer |
| 12/27/1990 | WO1990016044A1 Digitizer |
| 12/12/1990 | CN1010813B Photoelectric reader for image processing system |
| 12/04/1990 | US4975546 Rotation and displacement sensing apparatus |
| 11/28/1990 | EP0399037A1 Three-axis force measurement stylus |
| 11/14/1990 | CN2065556U Pen holder |
| 11/13/1990 | CA1276257C Electrostatic pattern-coupled digitizer |
| 10/24/1990 | EP0394044A2 Information input and output apparatus comprising light pen |
| 10/23/1990 | US4964220 Coordinate measuring machine with cover system |
| 10/17/1990 | EP0391975A1 Joystick |
| 10/17/1990 | CN1046236A Handwritten chinese character real-time input unit and on-line identification method |
| 10/10/1990 | EP0391280A2 Coordinate measuring machine with cover system |
| 10/10/1990 | CN1009971B Position detecting device |
| 10/04/1990 | WO1990011563A1 Input/output device and method thereof |
| 10/03/1990 | CA2011776A1 Coordinate measuring machine with cover system |
| 09/26/1990 | EP0388860A2 Coordinates input apparatus |
| 09/19/1990 | EP0388346A2 Touch sensing display screen apparatus |
| 09/19/1990 | EP0388344A2 Sensed data processing device in a touch sensing display apparatus |
| 09/07/1990 | WO1990010355A1 Improved method and apparatus of image mensuration with selectively visible and invisible reseau grid marks |
| 08/29/1990 | EP0384509A2 Display device with input function |
| 08/28/1990 | US4953226 Electronic apparatus with hand-written pattern recognition function |
| 08/28/1990 | US4952757 Low-power electromagnetic digitizer tablet |
| 08/16/1990 | EP0382354A2 Cursor control mechanism |
| 08/16/1990 | EP0382352A2 Cursor control mechanism |
| 08/16/1990 | EP0382351A2 Cursor control mechanism |
| 08/16/1990 | EP0382350A2 Cursor control mechanism |
| 08/15/1990 | CN1044723A Acquisition method and device for off-lined signal |
| 08/08/1990 | EP0183784B1 Touch input device |
| 08/07/1990 | US4947156 Handwritten character input device |