| 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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| 03/30/1994 | EP0589518A1 Appliance for hyperfrequent calibration |
| 03/30/1994 | EP0589223A2 Electronic module with a Boundary-Scan architecture |
| 03/30/1994 | EP0589221A1 Semiconductor integrated circuit device |
| 03/30/1994 | EP0588790A1 Method and apparatus for charging and testing batteries |
| 03/30/1994 | CN2160119Y Suspending insulator detector |
| 03/30/1994 | CN1084640A Electric traction tester and test operating method thereof |
| 03/30/1994 | CN1084639A Intelligent power cable fault flash tester |
| 03/29/1994 | US5299268 Method for detecting the locations of light-reflective metallization on a substrate |
| 03/29/1994 | US5299204 Reliability qualification vehicle for application specific integrated circuits |
| 03/29/1994 | US5299203 Semiconductor memory with a flag for indicating test mode |
| 03/29/1994 | US5299136 Fully testable DCVS circuits with single-track global wiring |
| 03/29/1994 | US5298989 Method of and apparatus for multi-image inspection of bonding wire |
| 03/29/1994 | US5298865 Connecting circuit for connecting a lambda probe to a control apparatus of an internal combustion engine and test method for said circuit |
| 03/29/1994 | US5298860 Method of analyzing metal impurities in surface oxide film of semiconductor substrate |
| 03/29/1994 | US5298850 Charge indicator of battery |
| 03/29/1994 | US5298433 Method for testing semiconductor devices |
| 03/29/1994 | US5297621 Method and apparatus for maintaining electrically operating device temperatures |
| 03/29/1994 | CA2107042A1 Capacity indicator for lead-acid batteries |
| 03/29/1994 | CA1328122C Device for sensing continuity in a circuit having an open circuited apparatus |
| 03/25/1994 | CA2079075A1 Battery analyzer |
| 03/24/1994 | DE4233765A1 Electrical measurement and test device for acquiring test data according to a protocol - has at least one measurement input set up for different ranges depending on control data input device |
| 03/24/1994 | DE4231732A1 Multi=cell battery charging method - connecting cells to diagnostic device and regulating charge voltage according to highest clamp voltage |
| 03/24/1994 | DE4231713A1 Auskopplung hochfrequenter Fehlersignale aus einer flüssigkeitsgekühlten elektrischen Großmaschine Decoupling of high-frequency error signals from a liquid-cooled electrical machine |
| 03/24/1994 | DE4231430A1 Electrical load monitoring circuit, e.g. for compressor - monitors contents of battery which increase when load is on and automatically switches off load when overload threshold is reached |
| 03/23/1994 | EP0588507A2 Method of testing interconnections between integrated circuits in a circuit |
| 03/23/1994 | EP0588425A2 Electronic drive circuits for active matrix devices, and a method of self-testing and programming such circuits |
| 03/23/1994 | EP0587722A1 Battery package having a communication window |
| 03/23/1994 | EP0449807B1 Process for monitoring short-circuits in a voltage circuit inverter |
| 03/23/1994 | CN2159571Y Portable circuit fault detector |
| 03/23/1994 | CN2159570Y Circuit checking signal generator |
| 03/23/1994 | CN2159569Y Voltage tester of vehicle |
| 03/23/1994 | CN2159567Y Fault detector for electric circuit of automotive vehicle |
| 03/23/1994 | CN1084281A Method and appratus for detecting storage battery |
| 03/23/1994 | CN1084279A High voltage megohm meter with delay short circuit protection |
| 03/22/1994 | US5297273 System for optically splitting high-speed digital signals using cascading tree-type configuration wherein the number of successive level of cascading increase by a factor of two |
| 03/22/1994 | US5297151 Adjustable weighted random test pattern generator for logic circuits |
| 03/22/1994 | US5296850 Apparatus and proceses for mapping the connectivity of communications systems with multiple communications paths |
| 03/22/1994 | US5296818 For isolating the source of a fault in transfer of control signals |
| 03/22/1994 | US5296815 Device for detecting the type of ballast of a discharge lamp |
| 03/22/1994 | US5296734 Semiconductor integrated circuit having silicon nitride provided as insulator of capacitor |
| 03/22/1994 | US5295853 Mechanism for removably mounting dut board on test head |
| 03/22/1994 | CA1327996C Ground sensing indicator and outlet strip |
| 03/17/1994 | WO1994006028A1 A method and a device for checking the condition of semiconductor valves |
| 03/17/1994 | WO1994006027A1 System and method of use for conducting a neutral corrosion survey |
| 03/17/1994 | WO1994006026A1 Detecting faults in power lines |
| 03/16/1994 | EP0587385A2 Printing apparatus and method of charging battery there in |
| 03/16/1994 | EP0587091A1 Method of inspecting wafers for manufacturing light emitting elements |
| 03/16/1994 | EP0586834A2 Enhanced data analyzer for use in bist circuitry |
| 03/16/1994 | EP0367115B1 Integrated circuit device having signal discrimination circuit and method of testing the same |
| 03/16/1994 | CN2159030Y Multifunction electronic loading box |
| 03/16/1994 | CN2159029Y Multi-core cable detecting instrument |
| 03/16/1994 | CN2159028Y Fault-monitoring device for logical circuit for automobile |
| 03/16/1994 | CN2159027Y Dielectric strength and high-resistance electric metering instrument |
| 03/15/1994 | US5295079 Digital testing techniques for very high frequency phase-locked loops |
| 03/15/1994 | US5294937 Cable leakage monitoring system |
| 03/15/1994 | US5294890 Examination circuit for a sensor |
| 03/15/1994 | US5294883 Test detector/shutoff and method for BiCMOS integrated circuit |
| 03/15/1994 | US5294882 Integrated circuit capable of testing reliability |
| 03/15/1994 | US5294842 Update synchronizer |
| 03/15/1994 | US5294812 Semiconductor device having identification region for carrying out failure analysis |
| 03/15/1994 | US5294776 Method of burning in a semiconductor device |
| 03/10/1994 | DE4229770A1 Measuring transient repetitive voltage of circuit using current injection - feeding current pulse to comparison resistance for calibration and measuring voltage drop, feeding pulse into circuit, measuring voltage drop and integrating to determine time delay, slope and peak amplitude |
| 03/10/1994 | DE4228056A1 Energy saving testing of contacts and other current carrying components - applying full voltage only during switching processes, regulating load resistance variations and heating power losses |
| 03/09/1994 | EP0586273A1 Detector device for faults on an electric energy distributing aerial network |
| 03/09/1994 | EP0586202A2 Voltage measuring apparatus |
| 03/09/1994 | EP0586182A2 Radial planar current detection device having an extended frequency range of response |
| 03/09/1994 | EP0585870A2 Dynamic random access memory with voltage stress applying circuit |
| 03/09/1994 | EP0585769A1 Portable test equipment for checking the efficiency of an electronic control unit of a system installed in a motor vehicle |
| 03/09/1994 | EP0585703A2 Method and means for measuring electrical quantities, especially the current, in an electric motor fed by a frequency transformer |
| 03/09/1994 | EP0585483A1 Change-over type loading device assembly |
| 03/09/1994 | EP0585435A1 Transparent testing of integrated circuits |
| 03/09/1994 | EP0585354A1 Multilayer female component for refastenable fastening device |
| 03/09/1994 | EP0318814B1 Digital circuit testing apparatus |
| 03/09/1994 | CN2158545Y Instrument for indicating fault in low-voltage cable |
| 03/09/1994 | CN2158544Y Infrared remote controlled high voltage microammeter |
| 03/09/1994 | CN2158543Y Automatic alarming or testing leakage of electricity |
| 03/09/1994 | CN1083595A Process for determining the backup time of a battery |
| 03/09/1994 | CN1083594A Device for detecting failure of battery cells |
| 03/08/1994 | US5293556 Knowledge based field replaceable unit management |
| 03/08/1994 | US5293543 Apparatus for color imager defect determination |
| 03/08/1994 | US5293526 Electronic equipment including a plurality of independently powered apparatus |
| 03/08/1994 | US5293428 Optical apparatus for use in image recognition |
| 03/08/1994 | US5293387 Method for increasing the resolution of a digital fault dictionary |
| 03/08/1994 | US5293386 Integrated semiconductor memory with parallel test capability and redundancy method |
| 03/08/1994 | US5293374 Measurement system control using real-time clocks and data buffers |
| 03/08/1994 | US5293341 Semiconductor memory having a test function |
| 03/08/1994 | US5293340 Dynamic random access memory device with multiple word line selector used in burn-in test |
| 03/08/1994 | US5293220 Method for inspecting stripped condition of electric wire |
| 03/08/1994 | US5293156 Hand tool driven by DC battery with multiple level battery condition indicator |
| 03/08/1994 | US5293153 Method and apparatus for testing an airbag restraint system with parallel sensors |
| 03/08/1994 | US5293123 Pseudo-Random scan test apparatus |
| 03/08/1994 | US5293116 Method and apparatus for measuring nonlinearity in thin film heads during their fabrication |
| 03/08/1994 | US5293080 Method and apparatus for generating test waveforms to be applied to a device under test |
| 03/08/1994 | US5293079 Formatter circuit |
| 03/08/1994 | CA2016179C One out of n checking apparatus and method |
| 03/03/1994 | WO1994005119A1 Device for remote testing and maintenance of cable networks |
| 03/03/1994 | WO1994005068A1 Method and apparatus for battery charging |
| 03/03/1994 | WO1994005053A1 A battery charge indicator apparatus and the method of operation thereof |
| 03/03/1994 | WO1994004936A1 A device for the automatic control of joints in electrical high voltage lines |
| 03/03/1994 | DE4328953A1 Residual charge indicator for electrical vehicle secondary battery - calculates residual charge of main battery from voltage or electrolyte conc. of parallel auxiliary battery |