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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09/03/1985 | US4539520 Remote current detector |
09/03/1985 | US4539517 Method for testing an integrated circuit chip without concern as to which of the chip's terminals are inputs or outputs |
09/03/1985 | US4539499 Device for detection of contact between rotor and stator |
09/03/1985 | US4539477 Method and apparatus for suppressing disturbances in the measurement of signals with a particle probe |
09/03/1985 | US4538923 Test circuit for watch LSI |
09/03/1985 | US4538771 Apparatus for testing the integrity of an electrical coil as it is wound |
09/03/1985 | US4538419 Refrigeration unit controls |
08/28/1985 | EP0152535A2 Method and apparatus for encoding an information storage medium with audio test signals |
08/27/1985 | US4538106 Output transistor driver diagnostic system |
08/27/1985 | US4538103 Time domain reflectometer apparatus for identifying the location of cable defects |
08/27/1985 | US4537488 Camera system |
08/27/1985 | US4537059 Automatic brushing machine |
08/27/1985 | CA1192684A1 Ac elevator control apparatus |
08/27/1985 | CA1192599A1 Directive diagnostics |
08/21/1985 | EP0152094A2 Multiple clock pulse generator |
08/21/1985 | EP0151875A2 Gate circuit device |
08/21/1985 | EP0151720A1 Electron-beam method for testing semiconductor structures |
08/21/1985 | EP0151694A2 Logic circuit with built-in self-test function |
08/21/1985 | EP0151653A1 Series-parallel/parallel-series device for variable bit length configuration |
08/20/1985 | US4536881 Integrated logic circuit adapted to performance tests |
08/20/1985 | US4536757 Device for signalling a specific charge condition of an accumulator battery |
08/20/1985 | US4536705 Probe search test light and continuity tester |
08/20/1985 | US4536704 Apparatus for identifying defective substation capacitors |
08/20/1985 | US4536703 Method and apparatus for testing cable wire connected to terminals at a remote location |
08/20/1985 | US4535536 Method of assembling adaptor for automatic testing equipment |
08/15/1985 | WO1985003589A1 Test device for intrusion warning device |
08/13/1985 | US4535467 Switch logic for shift register latch pair |
08/13/1985 | US4535325 Low charge detector |
08/13/1985 | US4535321 Method and system for monitoring faults in electrical circuits |
08/13/1985 | US4535307 Microwave circuit device package |
08/13/1985 | US4534605 Symmetrical, single point drive for contacts of an integrated circuit tester |
08/13/1985 | CA1191904A1 Method of detecting ground faults in a network for distribution of electric power and a device for carrying out the method |
08/13/1985 | CA1191903A1 Leakage current detecting structure |
08/13/1985 | CA1191902A1 Device for the detection of water entering a seismic flute |
08/13/1985 | CA1191719A1 Apparatus and method of measuring temperature of energised a.c. windings |
08/07/1985 | EP0150622A2 Electromagnetic monitoring of elongate conductors, particularly pipes or cables |
08/07/1985 | EP0150325A2 Delay unit for producing a delayed output signal |
08/06/1985 | US4534049 Fluorescent X-ray film thickness gauge |
08/06/1985 | US4534030 Self-clocked signature analyzer |
08/06/1985 | US4534028 Random testing using scan path technique |
08/06/1985 | US4534008 Programmable logic array |
08/06/1985 | US4533870 Method for testing multi-section photo-sensitive detectors |
08/06/1985 | US4533869 Field test instrument for horizontal output circuits |
08/06/1985 | US4533864 Test instrument with flexibly connected head |
08/06/1985 | US4533837 Keyboard-equipped apparatus such as an electronic calculator with battery throw means for enabling a power supply circuit |
08/06/1985 | US4533192 Integrated circuit test socket |
08/06/1985 | CA1191640A1 Test device for locating faults in a two-lead line |
08/06/1985 | CA1191558A1 On chip monitor |
08/06/1985 | CA1191553A1 Test system for locating short circuits and open circuits in a two-lead line |
08/06/1985 | CA1191552A1 Digital tester local memory data storage system |
07/31/1985 | EP0149849A2 Pattern detecting apparatus |
07/30/1985 | US4532586 Digital data processing system with tripartite description-based addressing multi-level microcode control, and multi-level stacks |
07/30/1985 | US4532442 Noise reduction in electronic measuring circuits |
07/30/1985 | US4532423 IC Tester using an electron beam capable of easily setting a probe card unit for wafers & packaged IC's to be tested |
07/30/1985 | US4531909 Handling system for IC device |
07/30/1985 | CA1191203A1 Non-grounding checking system |
07/30/1985 | CA1191202A1 Apparatus for the inspection of electrodeposited electrically insulating coatings |
07/30/1985 | CA1191201A1 Automotive battery test apparatus |
07/24/1985 | EP0149095A2 Method for examining signal level-dependent properties of transmission apparatuses especially of signal level-dependent attenuation distorsions of CODEC's for PCM circuis, and device for the application of said method |
07/24/1985 | EP0149048A1 Method and apparatus for testing semiconductor devices |
07/18/1985 | WO1985003149A1 Programmable digital signal testing system |
07/17/1985 | EP0148759A2 Programmable digital signal testing system |
07/17/1985 | EP0148674A1 Device and process for the localization of faults in cables |
07/17/1985 | EP0148403A2 Linear feedback shift register |
07/16/1985 | US4529929 Method of detecting ground faults in a network for distribution of electric power and a device for carrying out the method |
07/10/1985 | EP0147921A1 Method and apparatus for determining the electrostatic breakdown voltage of semiconductor devices |
07/10/1985 | EP0147822A2 Device for detecting partial discharges |
07/10/1985 | EP0147587A2 Imaging defects in a semiconductor body |
07/09/1985 | US4528505 On chip voltage monitor and method for using same |
07/09/1985 | US4528504 Pulsed linear integrated circuit tester |
07/09/1985 | US4528503 Method and apparatus for I-V data acquisition from solar cells |
07/09/1985 | US4528500 Apparatus and method for testing circuit boards |
07/09/1985 | US4528497 Method and apparatus for monitoring ground faults in isolated electrical systems |
07/09/1985 | US4528427 Test system and device for locating short circuits and open circuits in a two-lead line |
07/09/1985 | US4527942 Electronic test head positioner for test systems |
07/09/1985 | US4527907 Method and apparatus for measuring the settling time of an analog signal |
07/09/1985 | US4527419 Sensor for underground duct probe |
07/03/1985 | EP0147245A2 Arrangement and process for continuity control of printed circuits |
07/03/1985 | EP0146782A2 Adaptation device for the establishment of a removable electrical connection between contact elements |
07/03/1985 | EP0146661A1 Electrical-diagnosis method for a defect cell in a chain of cells of a shift register |
07/03/1985 | EP0146645A1 Testing and diagnostic device for a digital calculator |
07/02/1985 | US4527272 Signature analysis using random probing and signature memory |
07/02/1985 | US4527254 Dynamic random access memory having separated VDD pads for improved burn-in |
07/02/1985 | US4527249 Simulator system for logic design validation |
07/02/1985 | US4527234 Emulator device including a semiconductor substrate having the emulated device embodied in the same semiconductor substrate |
07/02/1985 | US4527230 Method of controlling a set point |
07/02/1985 | US4527126 AC parametric circuit having adjustable delay lock loop |
07/02/1985 | US4527119 High speed, low mass, movable probe and/or instrument positioner, tool and like items suitable for use in a controlled environment chamber |
07/02/1985 | US4527118 Testing device for indicating an electric voltage and its polarity and for continuity testing |
07/02/1985 | US4527115 Configurable logic gate array |
06/26/1985 | EP0146425A1 System and method for the remote identfication of phases in a multiphase transmission or electric-energy distribution system |
06/26/1985 | EP0146377A1 Battery testing circuit |
06/26/1985 | EP0146175A1 Device for localizing a signal-reflecting point on a transmission line |
06/26/1985 | EP0146093A2 Apparatus and method for measuring the state of charge of a battery |
06/26/1985 | EP0146037A2 Method for manufacturing a coaxial line rigid probe interposer |
06/26/1985 | EP0145930A1 Supporting unit for a printed circuit testing device, especially for ceramic circuit boards |
06/26/1985 | EP0145866A2 Test and maintenance system and method for a data processing system |
06/26/1985 | EP0145830A1 Contact spring assembly for a computer-controlled printed circuit board testing device |
06/26/1985 | EP0145725A1 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. |
06/25/1985 | US4525780 Data processing system having a memory using object-based information and a protection scheme for determining access rights to such information |