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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10/06/1993 | EP0563695A2 Method and means for detecting short circuits in parts of electrical networks |
10/06/1993 | EP0563683A2 Process and apparatus for testing switch contacts |
10/06/1993 | EP0563677A1 Subscriber circuit tester |
10/06/1993 | EP0563676A2 Calibrating method for the transmitting and measuring circuit of a test appliance |
10/06/1993 | EP0563675A2 Test means for testing a circuit |
10/06/1993 | EP0428601B1 System for measuring partial discharges |
10/06/1993 | EP0378631B1 System for detecting free particles in a component housing and detection process |
10/06/1993 | EP0220233B1 Target keys for wafer probe alignment |
10/06/1993 | EP0145725B1 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 |
10/06/1993 | CN2143335Y Tester for electric leakage protector |
10/06/1993 | CN2143334Y Multifunctional and high sensible voltage tester |
10/06/1993 | CN1077048A Circuit for generating an internal source voltage |
10/06/1993 | CN1077032A Monitor instrument for accumulator and d.c power supply system |
10/06/1993 | CN1077031A Electric arc and radio frequency spectrum detection |
10/06/1993 | CN1077028A Method of and apparatus for object or surface inspection employing multicolor reflection discrimination |
10/05/1993 | US5251228 Reliability qualification vehicle for application specific integrated circuits |
10/05/1993 | US5251091 Solenoid driving circuit for automatic transmission |
10/05/1993 | US5250924 Power supply testing system for non-utility power generators and so on |
10/05/1993 | US5250909 Automatic fault detection system in electrical sensing circuit |
10/05/1993 | US5250908 Portable apparatus for testing multi-wire harnesses and electrical assemblies to identify wiring errors |
10/05/1993 | US5250905 Observing a change in visible electrode |
10/05/1993 | US5250904 Device for predicting imminent failure of a stationary lead acid battery in a float mode |
10/05/1993 | US5250895 Method of acceleration testing of reliability of LSI |
10/05/1993 | US5250809 Method and device for checking joint of electronic component |
10/05/1993 | CA1322778C Monitoring system |
10/04/1993 | CA2093293A1 Rechargeable light curing apparatus |
09/29/1993 | EP0562959A1 Information input module with electrical contacts for command- and control-installations |
09/29/1993 | EP0562886A2 Method and apparatus for generating test sequence |
09/29/1993 | EP0562884A2 Basic DCVS circuits with dual function load circuits |
09/29/1993 | EP0562614A2 Method and apparatus for inspecting a solderless terminal by image processing |
09/29/1993 | EP0561765A1 Novel method of making, testing and test device for integrated circuits |
09/29/1993 | EP0437559B1 Process and device for controlling and/or regulating the output of an internal combustion engine in a motor vehicle |
09/29/1993 | CN1076786A Multifunction on-line withstand voltage test instrument |
09/28/1993 | US5249281 Testable ram architecture in a microprocessor having embedded cache memory |
09/28/1993 | US5248947 Microwave oscillator having microstrip antenna for test purposes |
09/28/1993 | US5248937 Circuit configuration for signal testing of functional units of integrated circuits |
09/28/1993 | US5248936 Semiconductor integrated circuit and a method of testing the same |
09/28/1993 | US5248929 Battery time monitor for cellular telephone |
09/28/1993 | US5248365 Method for passing and bonding a cable through and to an inner wall of a cryostat |
09/28/1993 | US5247843 Apparatus and methods for simulating electromagnetic environments |
09/28/1993 | CA1322574C Apparatus for displaying the remaining charge of rechargeable battery |
09/23/1993 | DE4306463A1 Digital data generation system with programmable dominance-latch device - contains pattern generator producing pulses with definable leading and trailing edge durations |
09/23/1993 | DE4208439A1 Component testing system using HF electrical field - forms antenna as coaxial cable line with outer conductor connected to HF source or detector and inner to screened room |
09/22/1993 | EP0561146A2 Method for determining switching characteristics |
09/22/1993 | EP0560996A1 Pin scan-in type lsi logic circuit, pin scan-in system driving circuit, and circuit mounting board test method |
09/22/1993 | EP0560940A1 Apparatus for a minimal memory in-circuit digital tester. |
09/22/1993 | EP0479915A4 Portable low power computer |
09/22/1993 | CN2142574Y Earth connection measuring apparatus for power system |
09/22/1993 | CN1076558A Automatic protector for electrical equipment of car |
09/22/1993 | CN1076526A Method and apparatus for electronic meter testing |
09/21/1993 | US5247525 Test circuit with signature register and an additional register |
09/21/1993 | US5247458 Method and apparatus for testing a digital system for the occurrence of errors |
09/21/1993 | US5247454 Reconfigurable circuit monitoring system |
09/21/1993 | US5247344 Optical inspection system for solder joints and inspection method |
09/21/1993 | US5247259 Cable testing method and apparatus |
09/21/1993 | US5247258 System for measuring partial discharges |
09/21/1993 | US5247248 Burn-in apparatus and method of use thereof |
09/21/1993 | US5247247 Low temperature IC handling apparatus |
09/21/1993 | US5247246 Testing of integrated circuit devices on loaded printed circuit boards |
09/21/1993 | US5247245 Apparatus for testing different electrical sensors |
09/21/1993 | US5245863 Atomic probe microscope |
09/21/1993 | CA1322388C Electrical test fixture |
09/16/1993 | WO1993018558A1 Electromagnetic interference testing apparatus |
09/16/1993 | WO1993018457A1 Transparent testing of integrated circuits |
09/16/1993 | DE4238079C1 Flip=flop circuit incorporating fault diagnosis function - uses control logic to allow operation as shift register in fault diagnosis test mode |
09/16/1993 | DE4207874A1 Visual control unit for post production manual treatment of PCB's - provides continuous monitoring of progress of tool over PCB in both fine and coarse viewing ranges. |
09/16/1993 | DE4207643A1 Safety testing of structures actuated by electric motor position drives - measuring motor efficiency, calibration using torque measurement, storing measured functions for later comparison |
09/16/1993 | DE4201022C1 IC testing device for evaluating sensitivity to electrostatic discharge - uses X=Y coordinate plotter system to connect contact pin to IC adaptor terminal contact points for supplying HV test pulses |
09/15/1993 | EP0560565A2 Method and apparatus for object or surface inspection |
09/15/1993 | EP0560510A1 Battery operated computer and method for managing battery power in battery operated computer |
09/15/1993 | EP0560500A1 Method and apparatus for testing edge connector I/O connections for circuit boards using boundary scan |
09/15/1993 | EP0560484A2 Identification of pin-open faults by capacitive coupling |
09/15/1993 | EP0560468A1 Battery monitoring device and method |
09/15/1993 | EP0560400A2 Airbag restraint system and method to test such a system |
09/15/1993 | EP0560096A2 Apparatus for measuring bend amount of IC leads |
09/15/1993 | EP0471698B1 Process for determining physical variables of rechargeable electric accumulators |
09/14/1993 | US5245671 Apparatus for inspecting printed circuit boards and the like, and method of operating same |
09/14/1993 | US5245577 Integrated circuit two-cycle test mode activation circuit |
09/14/1993 | US5245421 Apparatus for inspecting printed circuit boards with surface mounted components |
09/14/1993 | US5245311 Logical comparison circuit for an IC tester |
09/14/1993 | US5245305 Circuit breaker enclosure material identification |
09/14/1993 | US5245289 Circuit breaker interrupter sequence monitor |
09/14/1993 | US5245278 Device for the processing of a signal coming from a sensor with a derivative type of response |
09/14/1993 | US5245276 Semiconductor device storage jig |
09/14/1993 | US5244754 Battery charge indicator |
09/13/1993 | CA2089332A1 Method of and apparatus for object or surface inspection employing multicolor reflection discrimination |
09/09/1993 | DE4207172A1 Transposed conductor test method for stator coil of generator - automatically separating sub-conductors forming laminated stack, while maintaining reference point for measurement |
09/08/1993 | EP0559313A1 Energy resolved emission microscopy system and method |
09/08/1993 | EP0559287A1 Method for the automatic generation of test sequences |
09/08/1993 | EP0559274A2 Probe apparatus and method for measuring high-frequency signals |
09/08/1993 | EP0559209A2 System for control of boundary-scan test logic in a communication network |
09/08/1993 | EP0558516A1 Spark-plug simulator. |
09/08/1993 | EP0558513A1 Test circuit for detection of malfunctions in an electric triggering device. |
09/08/1993 | CN2141901Y DC line leakage current testing arrangement |
09/08/1993 | CN1022067C Automatic DC break down voltage tester for semiconductor element |
09/08/1993 | CN1022066C Current Leakage inspecting device for use in cathode ray tube |
09/07/1993 | US5243603 Method for online modification of compressed digital test vectors |
09/07/1993 | US5243498 Multi-chip semiconductor module and method for making and testing |
09/07/1993 | US5243382 Image forming apparatus capable of efficient maintenance work |
09/07/1993 | US5243324 Method of detecting a fault in an automotive system |