G01R - Measuring electric variables; Measuring magnetic variables

More topics under "G01R - Measuring electric variables; Measuring magnetic variables" (357,211)
G01R 1 - Details of instruments or arrangements of the types covered by groups or (27,269)
G01R 11 - Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption (8,227)
G01R 13 - Arrangements for displaying electric variables or waveforms (5,418)
G01R 15 - Details of measuring arrangements of the types provided for in groups , or (13,411)
G01R 17 - Measuring arrangements involving comparison with a reference value, e.g. bridge (1,558)
G01R 19 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof (29,850)
G01R 21 - Arrangements for measuring electric power or power factor (6,609)
G01R 22 - Arrangements for measuring time integral of electric power or current, e.g. electricity meters (4,127)
G01R 23 - Arrangements for measuring frequencies; Arrangements for analysing frequency spectra (7,503)
G01R 25 - Arrangements for measuring phase angle between a voltage and a current or between voltages or currents (2,594)
G01R 27 - Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom (22,286)
G01R 29 - Arrangements for measuring or indicating electric quantities not covered by groups (11,937)
G01R 3 - Apparatus or processes specially adapted for the manufacture of measuring instruments (2,138)
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)
G01R 33 - Arrangements or instruments for measuring magnetic variables (52,887)
G01R 35 - Testing or calibrating of apparatus covered by the other groups of this subclass (8,105)
G01R 5 - Instruments for converting a single current or a single voltage into a mechanical displacement (553)
G01R 7 - Instruments capable of converting two or more currents or voltages into a single mechanical displacement (437)
G01R 9 - Instruments employing mechanical resonance (38)

Patents for G01R - Measuring electric variables; Measuring magnetic variables (453)
06/2014
06/19/2014	US20140170073 Nanoparticulate probe for in vivo monitoring of tissue oxygenation
11/2013
11/19/2013	CA2541385C Nanoparticulate probe for in vivo monitoring of tissue oxygenation
10/2013
10/29/2013	US8568694 Nanoparticulate probe for in vivo monitoring of tissue oxygenation
12/2012
12/27/2012	WO2005008258A3 A radiometric approach to temperature monitoring using a magnetic resonance scanner
07/2012
07/11/2012	EP1789945B1 A method for testing electronic devices
04/2012
04/25/2012	CN101424544B 使用线性霍尔效应传感器、具有增强线性磁体配置的位置传感器 Using linear Hall-effect sensor magnet configuration with enhanced linear position sensors
12/2011
12/27/2011	US8084979 Method for testing an electric motor
12/08/2011	US20110301448 Methods for measurement of magnetic resonance signal perturbations
11/2011
11/29/2011	US8069491 Probe testing structure
06/2011
06/21/2011	CA2536083C Method and apparatus for measuring impedance of electrical component under high interference conditions
05/2011
05/31/2011	US7952066 Method and apparatus for de-convoluting a convoluted spectrum
01/2011
01/05/2011	EP2270778A1 A system and method for noise ramp tracking
12/2010
12/14/2010	US7852078 Method, system and software arrangement for measuring magnetic field correlation
10/2010
10/05/2010	US7808254 Micromechanical microwave power meter
09/2010
09/01/2010	CN1866043B System and method for determining location of phase-to-earth fault
09/01/2010	CN1849517B Method and apparatus for measuring active, reactive power of system and module, impedance of electrical component
08/2010
08/19/2010	US20100207626 Method, system and software arrangement for measuring magnetic field correlation
08/17/2010	US7778293 Determining and setting the frequency modulation index of a laser in a CPT frequency standard
07/2010
07/27/2010	US7764814 Display and analysis of multicontrast-weighted magnetic resonance images
07/08/2010	US20100172843 Nanoparticulate probe for in vivo monitoring of tissue oxygenation
07/07/2010	EP2204662A1 Device for hyperpolarising and dissolving solid material for NMR analyses
06/2010
06/09/2010	CN1916651B Method and system for determining location of phase-to-earth fault
05/2010
05/18/2010	US7720620 System and method for determining harmonic contributions from non-linear loads without disconnecting any load
05/18/2010	US7720459 Method of remote collection of data for the account of an entity, using a third party data communication network, e.g. for automatic meter reading
05/04/2010	US7710124 Method and apparatus for detecting panel conditions
02/2010
02/23/2010	US7667459 Method, system and software arrangement, for measuring magnetic field correlation
02/16/2010	US7662362 Nanoparticulate probe for in vivo monitoring of tissue oxygenation
01/2010
01/27/2010	CN100585417C Isolation buffers with controlled equal time delays
01/05/2010	US7642629 Methods and apparatus for packaging integrated circuit devices
12/2009
12/22/2009	US7635972 Rechargeable powering system in an electricity meter
12/15/2009	US7633607 Method and apparatus for calibrating measurement equipment
09/2009
09/08/2009	US7586300 Isolation buffers with controlled equal time delays
09/03/2009	US20090219036 Micromechanical Microwave Power Meter
07/2009
07/30/2009	US20090192753 Apparatus and method for testing electronic systems
07/16/2009	US20090179642 Methods for measurement of magnetic resonance signal perturbations
06/2009
06/18/2009	US20090152986 Piezoelectric power supply
06/17/2009	CN100501328C A method of discharging spherical elements from a container and a dispensing apparatus
06/16/2009	US7548074 Micromechanical microwave power meter
05/2009
05/19/2009	US7533571 Apparatus for making high-sensitivity measurements of various parameters, and sensors particularly useful in such apparatus
05/06/2009	CN101424544A Position sensor utilizing a linear hall-effect sensor
04/2009
04/29/2009	CN100483142C Apparatus and method for electromechanical testing and validation of probe cards
04/28/2009	US7526428 System and method for noise cancellation with noise ramp tracking
04/22/2009	EP1671137A4 A system and method for noise cancellation with noise ramp tracking
04/14/2009	CA2427732C Methods and devices for dissolving hyperpolarised solid material for nmr analyses
04/07/2009	US7514933 System and method for determining location of phase-to-earth fault
04/02/2009	WO2005059570A3 Step sinusoidal voltage controlling method for hid, fluorescent and incandescent light dimming applications
03/2009
03/17/2009	US7505862 Apparatus and method for testing electronic systems
03/17/2009	US7504835 Electrochemical impedance measurement system and method for use thereof
01/2009
01/14/2009	EP1812124A4 An ergometry belt
01/07/2009	CN100449268C Position sensor utilizing a linear hall-effect sensor
01/06/2009	US7474097 Magnetic resonance imaging with ultra short echo times
12/2008
12/31/2008	CN100447535C Dynamic response characteristics of flow meters
12/25/2008	US20080317075 Determining and Setting the Frequency Modulation Index of a Laser in a Cpt Frequency Standard
10/2008
10/29/2008	CN100429521C Method of and device for insulation monitoring
10/23/2008	US20080260140 Method and System for Scanning and Detecting Metallic Cross-Connects
10/22/2008	EP1671136A4 A method of analyzing the time-varying electrical response of a stimulated target substance
10/08/2008	EP1642145B1 Apparatus and method for electromechanical testing and validation of probe cards
09/2008
09/11/2008	US20080218187 Probe testing structure
09/10/2008	EP1730538A4 Method and apparatus for detecting panel conditions
08/2008
08/14/2008	US20080191722 Isolation buffers with controlled equal time delays
07/2008
07/30/2008	EP1949118A1 Method, circuit board and test apparatus for testing solder joints
06/2008
06/04/2008	CN100392422C Method and devices for dissolving hyperpolarised solid material for nmr analyses
05/2008
05/28/2008	EP1924820A2 Piezoelectric power supply
05/15/2008	US20080114232 Ergometry Belt
05/15/2008	US20080110262 Method and Apparatus For Detecting Panel Conditions
05/13/2008	US7372274 Methods and devices configured for dissolving hyperpolarised solid material with a solvent within a cryostat for NMR analyses
04/2008
04/22/2008	US7362092 Isolation buffers with controlled equal time delays
04/16/2008	EP1509748B1 A method of discharging spherical elements from a container and a dispensing apparatus
04/01/2008	US7351402 Placing sample of polarizing agent comprises two nitroxide radicals tethered by a polyethylene glycol chain within a magnetic field; irradiating the sample with radiation that causes a mutual electron spin flip of the at least two unpaired electrons in combination with a nuclear spin flip o
03/2008
03/20/2008	US20080068031 Micromechanical Microwave Power Meter
03/20/2008	US20080067347 Method and apparatus for de-convoluting a convoluted spectrum
03/06/2008	US20080054914 Electrochemical impedance measurement system and method for use thereof
02/2008
02/07/2008	US20080033662 Method and apparatus for de-convoluting a convoluted spectrum
01/2008
01/17/2008	WO2005038470A3 A system and method for noise cancellation with noise ramp tracking
01/17/2008	US20080012115 Methods and apparatus for packaging integrated circuit devices
01/16/2008	CN100362356C Device and method for testing fault relay
01/03/2008	US20080001600 Methods for measurement of magnetic resonance signal perturbations
12/2007
12/21/2007	WO2007089884A3 Optimized sample injection structures in microfluidic separations
12/20/2007	US20070293753 Radiometric Approach to Temperature Monitoring Using a Magnetic Resonance Scanner
12/18/2007	US7309858 Method and apparatus for de-convoluting a convoluted spectrum
11/2007
11/14/2007	EP1733413A4 Method and apparatus for de-convoluting a convoluted spectrum
11/06/2007	US7291986 Step sinusoidal voltage controlling method for hid, flourescent and incandescent light dimming applications
09/2007
09/25/2007	US7275021 Measuring method and arrangement
09/04/2007	US7265440 Methods and apparatus for packaging integrated circuit devices
08/2007
08/21/2007	US7259778 Method and apparatus for placing sensors using 3D models
08/01/2007	EP1812124A1 An ergometry belt
07/2007
07/31/2007	US7250754 Position sensor utilizing a linear hall-effect sensor
07/31/2007	US7250626 Probe testing structure
07/26/2007	US20070171399 Method and apparatus for calibrating measurement equipment
07/10/2007	US7240567 Dynamic response characteristics of flow meters
07/03/2007	US7239155 Electrochemical impedance measurement system and method for use thereof
06/2007
06/19/2007	US7233153 Method and system for determining location of phase-to-earth fault
05/2007
05/30/2007	EP1789945A1 A method for testing electronic devices
05/24/2007	US20070114990 Position sensor utilizing a linear hall-effect sensor
05/16/2007	CN1965214A Dynamic response characteristics of flow meters
05/10/2007	US20070103183 Isolation Buffers With Controlled Equal Time Delays
04/2007
04/26/2007	US20070090770 Step sinusoidal voltage controlling method for hid, flourescent and incandescent light dimming applications
04/25/2007	EP1639376A4 System and method for acquiring voltages and measuring voltage into an electrical service using a non-active current transformer
04/12/2007	US20070080685 Magnetic resonance imaging with ultra short echo times
04/05/2007	WO2007036601A1 Method, circuit board and test apparatus for testing solder joints

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