| Patents for G01R 27 - Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom (22,286) |
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| 10/03/2007 | CN101046493A Track plate insulation detecting method |
| 10/03/2007 | CN101046492A Double-port network parameter measuring method |
| 10/03/2007 | CN101046491A Capacitive sensor |
| 10/03/2007 | CN101046490A Alarm device for abnormality in earthing system |
| 10/02/2007 | US7277813 Pattern detection for integrated circuit substrates |
| 10/02/2007 | US7277563 Capacitive micro pressure sensing member and fingerprint sensor using the same |
| 10/02/2007 | US7277066 Repairable tiled displays |
| 10/02/2007 | US7276918 Sensor and apparatus for measuring the flow electric potential |
| 10/02/2007 | US7276917 Printed capacitive sensor |
| 10/02/2007 | US7276916 Method and arrangement for measuring conductive component content of a multiphase fluid flow and uses thereof |
| 10/02/2007 | US7276206 Electrical field stimulation of eukaryotic cells |
| 09/27/2007 | WO2007109276A2 Rf sensor for use in plasma processing tools |
| 09/27/2007 | WO2007107108A1 A method for measuring the conductivity of the solution and a device thereof |
| 09/27/2007 | WO2007081472A3 Rain sensor with capacitive-inclusive circuit |
| 09/27/2007 | WO2006078960A3 On-line monitoring of degredation and contamination of lubricant of rotating equipment |
| 09/27/2007 | US20070222463 Power conversion efficiency management |
| 09/27/2007 | US20070222462 Capacitive distance sensing in semiconductor processing tools |
| 09/27/2007 | US20070222461 Circuit Configuration for Inductive Displacement Measurement |
| 09/27/2007 | US20070222460 Mobile apparatus capable of surface measurements |
| 09/27/2007 | US20070222458 Method And Measurement Apparatus For Determining The Transition Impedance Between Two Parts Of A Subdivided Neutral Electrode |
| 09/27/2007 | US20070222457 Method and system for non-destructive evaluation of conducting structures |
| 09/27/2007 | US20070222428 High performance miniature RF sensor for use in microelectronics plasma processing tools |
| 09/27/2007 | DE102005021247B4 Eigenschaftsmessverfahren für Hochfrequenzschaltung, Kalibriermuster und Kalibriervorrichtung Property Measuring method for high frequency circuit calibration pattern and calibration |
| 09/26/2007 | EP1837987A1 Method of identifying the parameters of a motor cable |
| 09/26/2007 | EP1836484A2 Measuring device and method for recognizing foreign bodies in a product, particularly in tobacco, cotton or another fiber product |
| 09/26/2007 | EP1836482A2 Measuring device and method for determining a dielectric property, particularly humidity and/or density, of a product |
| 09/26/2007 | CN200953038Y Counterpoise comprehensive parameter testing device |
| 09/26/2007 | CN200953037Y Electric source internal resistance test circuit |
| 09/26/2007 | CN101044409A Device and handling system for measurement of mobility and sheet charge density in conductive sheet material |
| 09/26/2007 | CN101043790A Multilayer printed wiring board and method of measuring characteristic impedance |
| 09/26/2007 | CN100339718C Operation frequency adjustable method for measuring conductance of liquid, and equipment |
| 09/26/2007 | CN100339717C Method of testing transmission line characteristic impedance |
| 09/26/2007 | CN100339716C Material segregation, density, and moisture analyzing apparatus and method |
| 09/26/2007 | CN100339714C Test probe |
| 09/25/2007 | US7275197 Testing apparatus |
| 09/25/2007 | US7274194 Apparatuses and methods for repairing defects in a circuit |
| 09/20/2007 | WO2007106628A2 Electrical field sensors |
| 09/20/2007 | WO2007105862A1 Resonance electric current detection system |
| 09/20/2007 | WO2007104229A1 Method and system for evaluating the corrosion risk of a circuit board |
| 09/20/2007 | WO2007047861A3 Apparatus and method for estimating synchronized phasors at predetermined times |
| 09/20/2007 | US20070218755 Coaxial coupling for stepless calibration |
| 09/20/2007 | US20070216427 Method and apparatus for predicting the reliability of electronic systems |
| 09/20/2007 | US20070216425 Capacitor apparatus |
| 09/20/2007 | US20070216424 Electrical field sensors |
| 09/20/2007 | US20070216423 Electronic interface circuit for a capacitive sensor for measuring a physical parameter, and method for activating the electronic circuit |
| 09/20/2007 | US20070216422 Probe and near-field microscope |
| 09/20/2007 | US20070216421 Method of Generating High Voltages at Low Frequencies Using Small Transformers |
| 09/20/2007 | US20070216420 Method and system for eliminating VSWR errors in magnitude measurements |
| 09/20/2007 | DE102007011687A1 Impedanzanalysator Impedance analyzer |
| 09/20/2007 | DE102006035827A1 Frequency conversion circuit e.g. mixer, scattering parameters measuring method, involves phase coherently measuring waves converging and returning at/from gates of frequency conversion circuit even in case of different frequencies |
| 09/19/2007 | EP1834185A2 A method and apparatus for monitoring and determining the moisture content of a substance in a container |
| 09/19/2007 | CN200950157Y Capacitance discharging test device |
| 09/19/2007 | CN101039102A Vector detecting device and living-body complex impedance measuring apparatus having the vector detecting device |
| 09/18/2007 | US7271606 Spring-based probe pin that allows kelvin testing |
| 09/18/2007 | US7271601 Current fault detection for light emitters |
| 09/18/2007 | US7271600 Semiconductor switch circuit |
| 09/18/2007 | US7271599 Semiconductor device |
| 09/18/2007 | US7271577 Testing loop impedance in an RCCB electrical test circuit |
| 09/18/2007 | US7271575 Oscilloscope based return loss analyzer |
| 09/13/2007 | WO2007103174A2 Cylindrical capacitive force sensing device and method |
| 09/13/2007 | WO2007047178A3 Integrated circuit package resistance measurement |
| 09/13/2007 | WO2006096644A3 Circuit board diagnostic operating center |
| 09/13/2007 | US20070210810 V/I source and test system incorporating the same |
| 09/13/2007 | US20070210809 Joint Fault Detection |
| 09/13/2007 | US20070210808 Real-time multi-point ground resistance monitoring device |
| 09/13/2007 | US20070210807 Capacitive humidity sensor |
| 09/13/2007 | US20070210806 Fuel cell electric power sensing methodology and the applications thereof |
| 09/13/2007 | DE112005002723T5 System zur Herstellungsprüfung und Programmierung System for manufacturing test and programming |
| 09/13/2007 | DE102006005104B3 Verfahren zur Überwachung eines Bauteils aus einem Kunststoffmaterial A method of monitoring a component of a plastic material |
| 09/12/2007 | EP1831705A1 On silicon interconnect capacitance extraction |
| 09/12/2007 | EP1831704A2 Sensor for sensing an electric field |
| 09/12/2007 | EP1831676A2 Conductivity measurement and monitoring system for a fluid treatment system |
| 09/12/2007 | CN101036059A Method and apparatus for monitoring the purity and/or quality of steam |
| 09/12/2007 | CN101034129A Method and device for online monitoring power station and substation grounding grid |
| 09/12/2007 | CN101034119A Measuring method for power distribution network ground capacity |
| 09/12/2007 | CN101034118A Multipoint earthing electric resistance instantaneous monitoring device |
| 09/12/2007 | CN101034117A Power transmission line power frequency parameters measuring method and device |
| 09/12/2007 | CN101034116A Resonant cavity special for testing decimeter wave dielectric medium capable of adding DC bias and testing method thereof |
| 09/12/2007 | CN101033935A Film thickness measurement device |
| 09/12/2007 | CN100337117C Electrical component and method of manufacturing the same |
| 09/11/2007 | US7268566 Active sensor circuit with one or more T-network pairs |
| 09/11/2007 | US7268565 System and method for detecting rail break/vehicle |
| 09/11/2007 | US7268563 Measurement of point contact Andreev-reflection characteristics of half-metallic thin films |
| 09/11/2007 | US7268560 Wideband device modeling method |
| 09/11/2007 | US7267002 Capacitance type physical quantity detector |
| 09/06/2007 | US20070207748 Antenna interface unit |
| 09/06/2007 | US20070205778 Current sensing circuit |
| 09/06/2007 | US20070205777 Electronic pressure switch |
| 09/06/2007 | US20070205776 Cylindrical capacitive force sensing device and method |
| 09/06/2007 | US20070205775 Device , Sensor Arrangement and Method for the Capacitive Position Finding of a Target Object |
| 09/06/2007 | DE102006047960A1 Echtzeit-Mehrpunkt-Erdungswiderstands-Überwachungsgerät Real-time multi-point grounding resistance monitoring device |
| 09/06/2007 | CA2538951A1 Grain moisture sensor |
| 09/05/2007 | CN200944120Y Coaxial multiple measuring points test rod |
| 09/05/2007 | CN101028573A Water conductivity monitoring circuit for use with a steam generator |
| 09/05/2007 | CN100336066C Resistance value calculation method |
| 09/04/2007 | USRE39803 Non vibrating capacitance probe for wear monitoring |
| 09/04/2007 | US7265643 Tunable isolator |
| 09/04/2007 | US7265639 Methods and apparatus for ring oscillator based MOSFET gate capacitance measurements |
| 09/04/2007 | US7265560 Temperature compensated vapor sensor |
| 09/04/2007 | US7265559 Self-calibrating corrosion measurement field device with improved signal measurement and excitation circuitry |