| Patents for G06F 15 - Digital computers in general; Data processing equipment in general (227,783) |
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| 04/14/1981 | US4262346 Multi function electronic timepiece |
| 04/14/1981 | US4262337 Portable calculator incorporating an anti-theft feature |
| 04/14/1981 | US4262331 Self-adaptive computer load control |
| 04/14/1981 | CA1099363A1 Address and break signal generator |
| 04/08/1981 | EP0026649A2 Digital information transfer system and interface |
| 04/08/1981 | EP0026648A2 Digital data transfer apparatus |
| 04/08/1981 | EP0026590A2 Improved memory protection system using capability registers |
| 04/08/1981 | EP0026589A2 Multi-programming data processing system process suspension |
| 04/08/1981 | EP0026587A2 Data processing system including internal register addressing arrangements |
| 04/07/1981 | US4261042 Key signal entering device for thin electronic apparatus |
| 04/07/1981 | CA1099032A1 Chip topography for mos integrated circuitry microprocessor chip |
| 04/07/1981 | CA1099020A2 Programmable calculator |
| 04/07/1981 | CA1099000A1 Numerical control system with downloading capability |
| 04/02/1981 | WO1981000925A1 Peripheral unit controller |
| 04/01/1981 | EP0026083A1 Multi-processor data processing system |
| 03/31/1981 | US4259719 Binary input processing in a computer using a stack |
| 03/31/1981 | US4259718 Processor for a data processing system |
| 03/31/1981 | US4259717 Information processor |
| 03/31/1981 | US4259668 Television set/calculator interface including exchangeable keyboard panel and program memory cartridge |
| 03/31/1981 | US4259568 Combined casing and operational support for a pocket calculator |
| 03/31/1981 | US4259549 Dialed number to function translator for telecommunications switching system control complex |
| 03/24/1981 | US4258420 Control file apparatus for a data processing system |
| 03/24/1981 | US4258275 Miniature electronic device |
| 03/17/1981 | US4256926 Microprocessor control complex for a telecommunication switching system |
| 03/17/1981 | CA1097821A1 Synchronizing channel-to-channel adapter |
| 03/11/1981 | EP0024663A2 Data processing system having modular bus structure and expandable configuration |
| 03/10/1981 | CA1097419A1 Calculator apparatus with electronically alterable key symbols |
| 03/04/1981 | EP0024288A2 Computer system having at least two processors with shared storage |
| 03/03/1981 | US4254499 Signal transmission system in a digital controller system |
| 02/24/1981 | US4253148 Distributed single board computer industrial control system |
| 02/24/1981 | US4253146 Module for coupling computer-processors |
| 02/24/1981 | US4253144 Multi-processor communication network |
| 02/24/1981 | US4253143 Miniature computer capable of using a conventional audio cassette tape deck as an auxiliary memory |
| 02/24/1981 | US4253088 Electronic scheduler |
| 02/24/1981 | CA1096502A1 Interactive wristwatch calculator |
| 02/19/1981 | WO1981000473A1 Cmos microprocessor architecture |
| 02/18/1981 | EP0024045A1 Verifying device for error diagnosis in multiprocessor systems, in particular in multimicroprocessor systems |
| 02/17/1981 | US4251861 Cellular network of processors |
| 02/17/1981 | US4251813 Electronic checklist using solid state readouts |
| 02/10/1981 | CA1095630A1 Automatic reconfiguration apparatus for input/output processor |
| 02/04/1981 | EP0023413A1 Single Chip Microprocessor having means for selectively outputting instruction decoder control signals |
| 02/04/1981 | EP0023213A1 Shared memory computer apparatus. |
| 02/03/1981 | US4249245 Confirmation sound generation for indicating effective key input operation |
| 02/03/1981 | CA1095175A1 Shared memory |
| 01/27/1981 | US4247905 Memory clear system |
| 01/27/1981 | US4247892 Arrays of machines such as computers |
| 01/27/1981 | CA1094690A1 Programmable calculator |
| 01/21/1981 | EP0022458A1 Hierarchical computer system for entrance control |
| 01/20/1981 | CA1094188A1 Multiprocessor system |
| 01/14/1981 | EP0022274A1 Micro-vector processor |
| 01/13/1981 | US4245308 Intelligent data processing terminal having an interlock system |
| 01/13/1981 | US4245306 Selection of addressed processor in a multi-processor network |
| 01/13/1981 | US4245301 Information processing system |
| 01/07/1981 | EP0022060A1 Pocket calculator for family planning |
| 01/07/1981 | EP0021723A1 Digital Computer comprising input circuitry for a plurality of input lines |
| 01/07/1981 | EP0021722A1 Binary input/output processing in a digital computer |
| 01/07/1981 | EP0021721A1 Binary output processing in a digital computer |
| 01/07/1981 | EP0021404A1 Computing system for the simulation of logic operations |
| 01/07/1981 | EP0021365A2 Data processing system with a slave computer |
| 01/07/1981 | EP0021287A2 Multi-microprocessorsystem |
| 01/07/1981 | EP0021144A2 Data processing apparatus with a reconfigurable key based main storage protect mechanism |
| 01/07/1981 | EP0020972A1 Program controlled microprocessing apparatus |
| 01/07/1981 | EP0020908A1 Data processing system comprising a common bus communication system in which the width of the address field is greater than the number of lines on the bus |
| 01/07/1981 | EP0020665A1 Three-dimensionally structured microelectronic device. |
| 01/07/1981 | EP0020470A1 Modular processor system. |
| 01/06/1981 | US4244019 Data processing system including a program-executing secondary system controlling a program-executing primary system |
| 01/06/1981 | US4244018 Interlock control of asynchronous data transmission between a host processor and a plurality of microprocessors through a common buffer |
| 12/30/1980 | US4242749 Operating system for a data transmission system |
| 12/30/1980 | US4242675 Display and keyboard scanning for electronic calculation or the like |
| 12/30/1980 | US4242634 Electronic multiplying circuits |
| 12/30/1980 | CA1092716A1 Key register controlled accessing system |
| 12/30/1980 | CA1092711A1 Computer to computer communication system |
| 12/24/1980 | WO1980002881A1 Microcomputer with mpu-programmable eprom |
| 12/23/1980 | US4241405 Database updating apparatus |
| 12/16/1980 | US4240150 Portable timepiece calculator with power savings feature |
| 12/16/1980 | US4240143 Hierarchical multi-processor network for memory sharing |
| 12/11/1980 | WO1980002756A1 Data transmission system |
| 12/10/1980 | EP0020202A1 Multiprocessing system for signal treatment |
| 12/09/1980 | CA1091359A1 Unidirectional looped busses microprocessor |
| 12/09/1980 | CA1091357A1 Console and data processing system |
| 12/09/1980 | CA1091356A1 Programmable controller using microprocessor |
| 12/09/1980 | CA1091355A1 Microprocessor system |
| 12/02/1980 | US4237541 Electronic apparatus for indicating that a printer has been disabled |
| 12/02/1980 | US4237540 Tape recorder with table computer |
| 12/02/1980 | US4237447 Speed independent selector switch for digital communication networks |
| 11/27/1980 | WO1980002609A1 Transition machine-general purpose computer |
| 11/26/1980 | EP0019280A1 Identity card with an integrated circuit component |
| 11/26/1980 | EP0019246A1 Executive apparatus for a multiprocessing system with concurrent operation and method of concurrent operation |
| 11/25/1980 | US4236212 Helicopter performance calculator |
| 11/25/1980 | US4236152 Readout means of a calculator operatively associated with a home use TV image screen |
| 11/18/1980 | CA1089995A1 Means and method for recording seismic signals |
| 11/12/1980 | EP0018755A1 Digital communication networks employing speed independent switches |
| 11/12/1980 | EP0018754A1 Speed independent selector switch for digital communication networks |
| 11/12/1980 | EP0018736A1 Self-testing microcomputer and method of testing |
| 11/12/1980 | EP0018396A1 Processor for dynamic programming. |
| 11/11/1980 | US4233665 Date data processor |
| 11/11/1980 | CA1089566A1 On-line verification system for identification card or the like |
| 11/04/1980 | CA1089107A1 Channel bus controller |
| 10/29/1980 | EP0017988A1 Multiplex interface circuit connecting a processor to a synchronous transmission means |
| 10/28/1980 | US4231024 Device for a digital arithmetic processing apparatus |