| Patents for G06F 3 - Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements (371,965) | 
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| 04/18/1991 | WO1991005315A1 Page memory control in a raster image processor employed for digital halftoning | 
| 04/18/1991 | WO1991005303A1 Data input keyboard | 
| 04/17/1991 | EP0422784A2 Information transfer in information processing systems | 
| 04/17/1991 | EP0422589A1 Positioning and tracking device | 
| 04/17/1991 | EP0422577A2 Method and apparatus for displaying simulated keyboards on touch-sensitive displays | 
| 04/17/1991 | EP0422361A2 Data input device for compact electronic equipments | 
| 04/17/1991 | EP0422030A1 Disk drive memory. | 
| 04/17/1991 | CN2075362U Pocsag coder | 
| 04/17/1991 | CN1050782A 11-column-3-row combined fetching code | 
| 04/17/1991 | CN1050781A Chinese-character phonetic alphabet input method | 
| 04/17/1991 | CN1050780A Four-stroke encode for chinese characters | 
| 04/17/1991 | CA2025782A1 Method for determining the optimum angle for displaying a line on raster output devices | 
| 04/16/1991 | US5008949 Image processing system | 
| 04/16/1991 | US5008946 System for recognizing image | 
| 04/16/1991 | US5008942 Diagnostic voice instructing apparatus | 
| 04/16/1991 | US5008854 Pocket size data storage apparatus with tablet device for inputting image data | 
| 04/16/1991 | US5008847 Cursor selected keyboard keys displayed on the computer screen for entering alphanumeric characters and instructions, particularly for creating computer aided design and drafting patterns | 
| 04/16/1991 | US5008809 Data processor capable of outputting codes representing displayed patterns | 
| 04/16/1991 | US5008808 Consolidation of commands in a buffered input/output device | 
| 04/16/1991 | US5008528 Invertible trackball | 
| 04/16/1991 | US5008497 Touch controller | 
| 04/16/1991 | US5007849 Signal line connecting structure for a keyboard of electronic apparatus | 
| 04/16/1991 | CA1283217C Keyboard enhancer | 
| 04/16/1991 | CA1283209C Object processing for video system using slips and link list | 
| 04/16/1991 | CA1283208C Multiple stamp motion objects in a video game system | 
| 04/16/1991 | CA1283205C Dual stripe optical data card | 
| 04/14/1991 | CA2027103A1 Method and apparatus for displaying simulated keyboards on touch-sensitive displays | 
| 04/11/1991 | DE3933002A1 Cursor controller for visual display screen - uses mouse with selectors to allow suppression of X and Y axis motions | 
| 04/10/1991 | EP0421818A2 Interactive computer graphics system for making precise drawings | 
| 04/10/1991 | EP0421361A2 Personal computer for cutting off power when a lock mechanism of hard disk pack is released | 
| 04/10/1991 | EP0421160A2 Cross-product filter method | 
| 04/10/1991 | EP0421025A1 Data processing system with a touch screen and a digitizing tablet, both integrated in an output device | 
| 04/10/1991 | EP0394427A4 Multiple channel data acquisition system | 
| 04/10/1991 | CN1050629A World general word code and its coding rule | 
| 04/10/1991 | CN1050628A Concise coding method for chinese character by its sound and shape | 
| 04/10/1991 | CN1050627A Electromechanical integrated temperature data samwpling unit | 
| 04/10/1991 | CN1050626A Electromechenical integrated force sensitive data sampling unit | 
| 04/09/1991 | US5007085 Remotely sensed personal stylus | 
| 04/09/1991 | US5007053 Method and apparatus for checksum address generation in a fail-safe modular memory | 
| 04/09/1991 | US5007015 Portable compact device | 
| 04/09/1991 | US5007008 Method and apparatus for selecting key action | 
| 04/09/1991 | US5006976 Process control terminal | 
| 04/09/1991 | US5006960 Means for routing connection cables out of a table top terminal | 
| 04/09/1991 | US5006952 Capacitive transducers | 
| 04/09/1991 | US5006836 Squeezable computer control device | 
| 04/09/1991 | US5006728 Dual path power supply circuit with time controlled switching | 
| 04/09/1991 | US5006001 Keyboard with one hand character key array and one hand mapping key array | 
| 04/09/1991 | US5005460 Musical tone control apparatus | 
| 04/04/1991 | WO1991004526A1 Mouse with non-pressure dependent switch | 
| 04/04/1991 | DE4029980A1 On-line memory system and disc sub-system - has priority access control with buffer storage of data to be handled | 
| 04/04/1991 | DE3932508A1 Optical input for computer systems - has multiple optical transmitters and receivers operated in time shared mode | 
| 04/03/1991 | EP0420703A2 Computer display | 
| 04/03/1991 | EP0420575A2 Printer apparatus | 
| 04/03/1991 | EP0420500A2 Acoustic digitizing system | 
| 04/03/1991 | EP0420206A2 Binary signal detector | 
| 04/03/1991 | EP0419910A2 Display control system | 
| 04/03/1991 | EP0419904A2 Method and system for controlling CPU wait time in computer capable of connecting externally provided input/output controller | 
| 04/03/1991 | EP0419814A2 Pixel protection mechanism for mixed graphics/video display adaptors | 
| 04/03/1991 | EP0419811A2 Processor interconnect network for printing press system | 
| 04/02/1991 | US5005137 Method for optimizing data streams containing two-byte characters | 
| 04/02/1991 | US5005119 User interactive control of computer programs and corresponding versions of input/output data flow | 
| 04/02/1991 | US5005012 Method of arranging data on a RAM for display | 
| 04/02/1991 | US5004937 Circuit configuration for accelerated charge reversal of the voltage level of a bus line of an integrated circuit | 
| 04/02/1991 | US5004913 Remote measurement of physical variables with fiber optic systems - methods, materials and devices | 
| 04/02/1991 | US5004872 Digitizer tablet with pressure stylus | 
| 04/02/1991 | US5004871 Digitizer stylus having side switch | 
| 04/02/1991 | CA1282509C Point matrix display programming | 
| 03/29/1991 | CA2026412A1 Solid state disk drive emulation | 
| 03/28/1991 | DE3931057A1 Modular type indicator, e.g. for data input and display - has indication and input data fields inclined to axial sidewalls of mounting channel | 
| 03/27/1991 | WO1991005304A1 Integrated keyboard and pointing device system | 
| 03/27/1991 | EP0419391A2 Printer buffer and rasterization arrangement | 
| 03/27/1991 | EP0419145A1 Input device | 
| 03/27/1991 | EP0419064A2 Computer system having apparatus for providing pointing device independent support in an operating environment | 
| 03/27/1991 | EP0419022A2 Disk storage apparatus | 
| 03/27/1991 | EP0419010A2 Circuit and method for automatic input-output configuration through local area network detection | 
| 03/27/1991 | EP0418906A2 Card type integrated circuit applicable to systems with different bits | 
| 03/27/1991 | EP0418859A1 Cursor display control method and apparatus in a graphic display system | 
| 03/27/1991 | EP0418723A2 Buffered disk unit and method of transferring data therein | 
| 03/27/1991 | EP0418537A2 Signature verification data compression for storage on an identification card | 
| 03/27/1991 | EP0418376A1 Communications interface for computer output printer | 
| 03/27/1991 | CN1050274A Picture installation with through and computer processing conversion function | 
| 03/27/1991 | CN1050273A Irrational order no. digital coding method and the keyboard thereof | 
| 03/27/1991 | CN1012252B Optical image scanner | 
| 03/27/1991 | CN1012223B Chinese charater processing device | 
| 03/27/1991 | CA2042377A1 Integrated keyboard and pointing device system | 
| 03/26/1991 | USRE33559 System for enhancing audio and/or visual presentation | 
| 03/26/1991 | US5003505 Touchscreen/keyboard scanner | 
| 03/26/1991 | US5003503 Comprehensive computer data control entries from very few keys operable in a fast touch type mode | 
| 03/26/1991 | US5003496 Page memory control in a raster image processor | 
| 03/26/1991 | US5003408 Digital computer | 
| 03/26/1991 | US5003301 Key arrangement and method of inputting information from a key arrangement | 
| 03/26/1991 | US5003167 Document reader | 
| 03/26/1991 | US5002408 Apparatus and method for printing character and ruled line | 
| 03/26/1991 | CA1282186C Mos i/o protection using switched body circuit design | 
| 03/26/1991 | CA1282180C Apparatus and method for efficient plotting | 
| 03/21/1991 | WO1991003796A1 A computer based digital image noise reduction method based on overlapping planar approximation | 
| 03/21/1991 | WO1991003795A1 Digital image noise reduction of luminance and chrominance based on overlapping planar approximation | 
| 03/21/1991 | WO1991003783A1 Input-output media for the input of data using an input device | 
| 03/21/1991 | WO1991003782A1 One-handed keyboard | 
| 03/21/1991 | WO1991002331A3 Image reader and cursor |