Patents
Patents for G06F 15 - Digital computers in general; Data processing equipment in general (227,783)
10/1978
10/10/1978US4120040 Electronic calculator
10/10/1978US4120039 Electronic digital watch combined with a computer
10/10/1978US4120037 Desk-top electronic calculator and tape recorder assembly
10/03/1978US4118783 Digital grade averager
09/1978
09/26/1978US4117542 Electronic pocket directory
09/19/1978US4115866 Data processing network for communications switching system
09/19/1978US4115854 Channel bus controller
09/19/1978US4115851 Memory access control system
09/19/1978US4115846 Reminder system
09/19/1978US4115710 Substrate bias for MOS integrated circuit
09/19/1978US4115705 Electronic calculator with push-button on-off system
09/19/1978CA1038964A1 Calculator construction and method for making calculator
09/12/1978US4114026 Electronic desk-top accounting machine and calculator
09/12/1978US4113212 Collapsible electronic calculator stand
08/1978
08/29/1978CA1037610A2 Fallsoft peripheral exchange
08/22/1978US4109315 Wristwatch calculator with selectively scanned keyboard
08/22/1978US4109311 Instruction execution modification mechanism for time slice controlled data processors
08/15/1978US4107785 Programmable controller using microprocessor
08/15/1978US4107784 Management control terminal method and apparatus
08/15/1978US4107773 Advanced array transform processor with fixed/floating point formats
08/15/1978CA1036728A1 Electronic calculator watch structures
08/08/1978US4106101 Typewriter-calculator combination for the physically disabled
08/08/1978US4106090 Monolithic microcomputer central processor
08/08/1978US4105287 Optical reading system for electronic pocket calculators
08/01/1978US4104728 Electronic apparatus equipped on a flexible substratum
08/01/1978US4104727 Liquid crystal display calculator construction
08/01/1978US4104720 CPU/Parallel processor interface with microcode extension
07/1978
07/25/1978US4103208 Fluorescent tube display calculators
07/18/1978US4101963 Wristwatch calculator with interface chip
07/18/1978US4101962 Electronic calculator for determining biorhythm data
07/11/1978US4100533 Multipoint polling technique
07/11/1978US4100460 One chip direct drive and keyboard sensing arrangement for light emitting diode and digitron displays
07/04/1978US4099246 Calculator having merged key codes
07/04/1978US4099243 Memory block protection apparatus
07/04/1978US4099236 Slave microprocessor for operation with a master microprocessor and a direct memory access controller
07/04/1978US4099235 Method of operating a data processing system
07/04/1978US4099233 Electronic data-processing system with data transfer between independently operating miniprocessors
06/1978
06/27/1978US4097924 Computer operator guide device
06/20/1978US4096577 Thin flexible electronic calculator
06/20/1978US4096572 Computer system with a memory access arbitrator
06/20/1978US4096566 Modular signal processor having a hierarchical structure
06/20/1978US4096565 Integrated circuit data handling apparatus for a data processing system, having a plurality of modes of operation
06/20/1978US4096561 Apparatus for the multiple detection of interferences
06/13/1978US4095273 Electronic slide ruler calculator
06/13/1978US4095046 Electronic enciphering- and deciphering apparatus in the form of a pocket calculator
06/06/1978US4093993 Bit-slice type large scale integrated circuit with multiple functions on a one-chip semiconductor device
06/06/1978US4093992 Electronic wristwatch
06/06/1978US4093982 Microprocessor system
05/1978
05/30/1978US4092523 Conversion calculator
05/23/1978US4091455 Input/output maintenance access apparatus
05/23/1978US4091446 Desk top electronic computer with a removably mounted ROM
05/23/1978US4091270 Electronic calculator with optical input means
05/16/1978US4090246 Sequential computing system
05/16/1978US4090237 Processor circuit
05/16/1978US4090236 N-channel field effect transistor integrated circuit microprocessor requiring only one external power supply
05/09/1978US4089062 Switching control circuits for electronic calculator with push-button on-off system
05/09/1978US4089059 Programmable calculator employing a read-write memory having a movable boundary between program and data storage sections thereof
05/02/1978US4087861 Calculator
05/02/1978US4087855 Valid memory address enable system for a microprocessor system
05/02/1978US4087854 Minicomputer system with an arithmetic control unit integrated on a one-chip semiconductor device
05/02/1978US4087640 Data input control system
04/1978
04/25/1978US4086655 Combination timepiece and calculator including slidable keyboard means
04/25/1978US4086654 Electronic timepiece calculator
04/25/1978US4086627 Interrupt system for microprocessor system
04/25/1978US4086626 Microprocessor system
04/11/1978US4084249 Electronic counting system with keyboard input
04/11/1978US4084233 Microcomputer apparatus
03/1978
03/28/1978US4081859 Electronic calculator for feet-inch-fraction numerics
03/28/1978US4081664 Calculator operation time period counter in a combination of electronic timepiece and electronic calculator
03/14/1978US4079459 Two speed shift register for electronic calculator or microprocessor system
03/07/1978US4078257 Calculator apparatus with electronically alterable key symbols
03/07/1978US4078254 Hierarchical memory with dedicated high speed buffers
03/07/1978US4078251 Electronic calculator or microprocessor with mask logic effective during data exchange operation
02/1978
02/28/1978US4077060 Asymmetrical multiprocessor system
02/21/1978US4075702 Electronic calculating apparatus and wallet enclosure
02/21/1978US4075693 Configuration and control unit for a heterogeneous multi-system
02/21/1978US4075679 Programmable calculator
02/21/1978US4074516 Alarm electronic timepiece
02/14/1978US4074355 Digital microprocessor system with shared decode
02/14/1978US4074351 Variable function programmed calculator
02/14/1978US4074118 Calculator construction
02/14/1978US4074088 Keyboard apparatus and method of making
02/07/1978US4073006 Digital processor system with simultaneous branch and OP code function
02/07/1978US4072004 Switching construction for a handy electronic device
01/1978
01/31/1978US4071890 CPU-Synchronous parallel data processor apparatus
01/31/1978US4071706 Data packets distribution loop
01/24/1978US4070706 Parallel requestor priority determination and requestor address matching in a cache memory system
01/24/1978US4070704 Automatic reconfiguration apparatus for input/output processor
01/24/1978US4070664 Key controlled digital system having separated display periods and key input periods
01/24/1978US4070649 Multi-modal data input/output apparatus and method compatible with bio-engineering requirements
01/24/1978US4070648 Computer to computer communication system
01/24/1978US4069659 Electronic switch activated by current flow through the human body
01/17/1978US4069473 Associative memory
01/17/1978US4069393 Word recognition apparatus and method
01/17/1978US4068924 Light collector means for irradiating a liquid crystal display device
01/10/1978US4068308 Calculator-like device especially useful as an adjunct to a CB radio
12/1977
12/27/1977US4065809 Multi-processing system for controlling microcomputers and memories
12/27/1977US4065808 Network computer system
12/20/1977US4064554 Microcomputer with code conversion
12/20/1977US4064399 Electronic calculator having keyboard for entering data