| Patents for G01R 31 - Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere (152,264) |
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| 11/07/1984 | EP0124444A2 Gauging method and apparatus for components having leads |
| 11/07/1984 | EP0124238A2 Memory-based digital word sequence recognizer |
| 11/07/1984 | EP0123828A1 Method and apparatus for testing electrical interconnection networks |
| 11/06/1984 | USRE31728 Test set |
| 11/06/1984 | US4481664 Process for inspecting objects showing patterns with dimensional tolerances and reject criteria varying with the locations of said patterns and apparatus and circuits for carrying out said process |
| 11/06/1984 | US4481647 Method and apparatus of compensating for variations in signal propagation time existing within the channels of a multi-channel device |
| 11/06/1984 | US4481628 Apparatus for testing dynamic noise immunity of digital integrated circuits |
| 11/06/1984 | US4481473 Electromagnet drop time detection method |
| 11/06/1984 | US4481464 Apparatus for measuring time variant device impedance |
| 11/06/1984 | US4481418 Fiber optic scanning system for laser/thermal inspection |
| 11/06/1984 | CA1177538A1 Capacitive signal coupler |
| 11/06/1984 | CA1177536A1 Detection and localization of electrical faults and partial discharges |
| 10/31/1984 | EP0123586A1 Tri-state driver circuit for automatic test equipment |
| 10/31/1984 | EP0123484A1 Continuity tester |
| 10/31/1984 | EP0123439A1 Method for determining a surge reversevoltage across a rectifying element |
| 10/31/1984 | EP0123370A1 Electro-optical imaging system with diagnostic facility |
| 10/31/1984 | EP0123340A1 Circuit for measuring noise characteristics of electronic components |
| 10/31/1984 | EP0123082A1 Logic timing diagram display apparatus |
| 10/30/1984 | US4480315 Dynamically controllable addressing in automatic test equipment |
| 10/30/1984 | US4480251 Apparatus to monitor electrical cables, including splice joints and the like, for the ingress of moisture |
| 10/30/1984 | CA1177122A1 Method and apparatus for the checking of the electrical circuits of trailers |
| 10/24/1984 | EP0122563A2 Method of reproducing electrical barrier layers (PN-junctions) in semiconductors by processing induced corpuscular beam signals within a scanning corpuscular microscope |
| 10/24/1984 | EP0122366A1 Apparatus for detecting ground fault in variable-voltage variable-frequency power system |
| 10/23/1984 | US4479088 Wafer including test lead connected to ground for testing networks thereon |
| 10/23/1984 | US4478352 Integrated circuit component handler singulation apparatus |
| 10/16/1984 | US4477926 Process for inspecting and automatically sorting objects showing patterns with constant dimensional tolerances and apparatus for carrying out said process |
| 10/16/1984 | US4477902 Testing method for assuring AC performance of high performance random logic designs using low speed tester |
| 10/16/1984 | US4477901 Directive diagnostics |
| 10/16/1984 | US4477775 Method and apparatus for a fast internal logic check of integrated circuits |
| 10/16/1984 | US4477769 Cable plexer fault locator |
| 10/16/1984 | US4477768 Leakage current detecting structure |
| 10/16/1984 | US4477738 LSSD Compatible clock driver |
| 10/16/1984 | CA1176308A2 Regulator for a direct current power supply |
| 10/09/1984 | US4476560 Diagnostic circuit for digital systems |
| 10/09/1984 | US4476431 Shift register latch circuit means contained in LSI circuitry conforming to level sensitive scan design (LSSD) rules and techniques and utilized at least in part for check and test purposes |
| 10/03/1984 | EP0120749A1 Process and device for measuring motor slip |
| 10/03/1984 | EP0120746A1 Lead-wire bond attempt detection |
| 10/03/1984 | EP0120723A1 Process and device for detecting speed reduction of a DC motor, and a motor comprising such a device |
| 10/03/1984 | EP0120569A1 Digital signal sampling system with two unrelated sampling timebases |
| 10/03/1984 | EP0120452A2 Method of comparing data with asynchronous timebases |
| 10/03/1984 | EP0120446A2 Digital equipment tester |
| 10/03/1984 | EP0120229A1 System and method for resist defect measurement on semiconductors |
| 10/03/1984 | EP0120087A1 Noncontact electrostatic hoop probe for combustion engines. |
| 10/02/1984 | US4475237 Programmable range recognizer for a logic analyzer |
| 10/02/1984 | US4475196 Instrument for locating faults in aircraft passenger reading light and attendant call control system |
| 10/02/1984 | US4475079 Apparatus for locating faults in electric cables |
| 10/02/1984 | US4475078 System for reading magnetic sensors for fault location in gas-insulated electrical apparatus |
| 10/02/1984 | US4475074 Apparatus for determining the common frequency of two independently variable electrical a-c variables, especially in a rotating-field machine |
| 10/02/1984 | CA1175487A1 Means for sensing the ratio between the line voltage and the frequency of an a.c. network |
| 09/27/1984 | WO1984003784A1 Method of and apparatus for real-time high-speed inspection of objects for identifying or recognizing known and unknown portions thereof, including defects and the like |
| 09/27/1984 | WO1984003772A1 Insulation analyzer and method |
| 09/27/1984 | WO1984003751A1 Device for detecting variations in thickness of lubricating film of wires |
| 09/26/1984 | EP0119547A1 Process for measuring the charging state of a battery and appliance for carrying out this process |
| 09/26/1984 | EP0119214A1 Test circuit for fault current protection circuits |
| 09/25/1984 | US4473795 System for resist defect measurement |
| 09/25/1984 | US4473302 Powered by a battery |
| 09/19/1984 | EP0118704A1 Integrated circuit device and method of diagnosing the same |
| 09/18/1984 | US4472804 For use in a failure simulation system |
| 09/18/1984 | US4472679 Diagnostic apparatus for radar pulse repetition frequency control circuit card |
| 09/18/1984 | US4472678 Test apparatus for circuits having a multiplex input/output terminal including a load connected to the terminal together with circuitry for monitoring the current flow through the load when inputting a signal to the terminal |
| 09/18/1984 | US4472677 Test box apparatus for testing adapter boxes and circuit card assemblies |
| 09/18/1984 | US4472633 Method and apparatus of measuring carrier distribution |
| 09/18/1984 | US4472506 Method for determining cell membrane dielectric breakdown |
| 09/18/1984 | US4471792 Apparatus for the treatment of articles with a volatile liquid |
| 09/18/1984 | CA1174767A1 Processor with means to address operands in microinstructions |
| 09/18/1984 | CA1174732A1 Automatic test system utilizing interchangeable test devices |
| 09/12/1984 | EP0118368A2 Participate register for automatic test systems |
| 09/12/1984 | EP0118199A1 An apparatus for measuring carrier lifetimes in a semiconductor |
| 09/12/1984 | EP0118160A2 Method for the detection of operative failures and X-ray generator for carrying out this method |
| 09/12/1984 | EP0117910A1 Apparatus for signal evaluation by accumulation at one rate and releasing and testing at a slower rate |
| 09/12/1984 | EP0117909A1 Method of and apparatus for evaluating the audio characteristics under the control of a video picture frame number |
| 09/12/1984 | EP0117908A1 Method of and apparatus for analyzing the signal transfer characteristics of a signal processing unit |
| 09/11/1984 | US4471492 Voltage indicating arrangement for a radio transceiver |
| 09/11/1984 | US4471484 Self verifying logic system |
| 09/11/1984 | US4471309 Vacuum detector |
| 09/11/1984 | US4471308 Method of diagnosing component failure in a DC voltage regulator |
| 09/11/1984 | US4471302 Method for representing logical status changes of a plurality of adjacent circuit nodes in an integrated circuit in a logic image employing a pulsed electron probe |
| 09/11/1984 | US4471301 Device for monitoring thyristors of high-voltage valve |
| 09/11/1984 | US4471298 Apparatus for automatically electrically testing printed circuit boards |
| 09/11/1984 | US4471294 Electrical conduit defect location |
| 09/11/1984 | US4471293 Multi-conductor cable test unit |
| 09/11/1984 | US4471265 Apparatus for counteracting the cathode current increase occurring during warming-up in a travelling-wave tube in response to variation in the grid-cathode distance |
| 09/11/1984 | US4470711 Electrical device termination high temperature indicator |
| 09/05/1984 | EP0117810A1 Device for checking mobile electric charges in an integrated circuit in MOS technology |
| 09/05/1984 | EP0117259A1 A method for determining charged energy states of semiconductor or insulator materials by using deep level transient spectroscopy, and an apparatus for carrying out the method |
| 09/04/1984 | US4470041 In a data collection cabinet |
| 09/04/1984 | US4470007 Apparatus for testing the electrical breakdown resistance potential of insulating media and/or cooling media |
| 09/04/1984 | US4470004 Charge indicating system |
| 09/04/1984 | US4470000 Apparatus and method for simulating the machine flux of a rotating field machine |
| 09/04/1984 | US4469553 System for manufacturing, changing, repairing, and testing printed circuit boards |
| 09/04/1984 | CA1173907A1 Cable break locator |
| 09/04/1984 | CA1173905A1 Fault anticipation apparatus for high voltage electrical equipment |
| 08/28/1984 | US4468616 Testing equipment for electric components |
| 08/28/1984 | US4468612 Arrangement for indicating when different types of electrical components are interconnected |
| 08/28/1984 | US4468608 Electrochemical sensor instrumentation |
| 08/28/1984 | US4468074 Solderless connection technique and apparatus |
| 08/22/1984 | EP0116266A1 Holder for connecting electrical conductors to contact surfaces on electronic components |
| 08/22/1984 | EP0116135A1 Method of evaluating and apparatus for analyzing recording characteristics of a recording medium with a prescribed analog electrical signal |
| 08/21/1984 | US4467438 Method and apparatus for determining spectral response and spectral response mismatch between photovoltaic devices |
| 08/21/1984 | US4467400 Wafer scale integrated circuit |