| Patents for G01R 35 - Testing or calibrating of apparatus covered by the other groups of this subclass (8,105) |
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| 01/01/2014 | CN103487783A Potential function-based method for identifying malicious nodes of intelligent electric meter system |
| 01/01/2014 | CN103487782A Electric meter calibrating method and automatic calibrating system |
| 01/01/2014 | CN103487781A Method for evaluating reliability of electronic transformer based on accelerated aging |
| 01/01/2014 | CN103487780A System and method for testing GIS electronic transformer |
| 01/01/2014 | CN103487779A Double-layer cache mechanism and method for verifying low-voltage current transformer |
| 01/01/2014 | CN103487778A Analog quantity correcting method and single-CPU (Central Processing Unit) low-pressure protector based on analog quantity correcting method |
| 01/01/2014 | CN103487777A State measurement device of chip capacitor insulation resistance detection block |
| 01/01/2014 | CN103487776A Error correcting method based on FPGA |
| 01/01/2014 | CN103487775A Intelligent digital micro resistor standard device |
| 01/01/2014 | CN103487774A High-voltage switch mechanical feature tester verifying device |
| 01/01/2014 | CN103487695A Detection device for merging unit based on analog input |
| 01/01/2014 | CN103487687A Nonstandard variable ratio voltage transformer calibrating method |
| 01/01/2014 | CN103487643A Intelligent non-contact voltage sensor and calibrating method thereof |
| 01/01/2014 | CN102621515B Tooling tray for detecting automatic streamline mutual inductor |
| 01/01/2014 | CN102331568B Secondary wire pressing mechanism for error testing |
| 12/31/2013 | US8620606 Transmitter power monitor |
| 12/26/2013 | US20130342029 Controller for use with a mechanical switch |
| 12/25/2013 | CN203365670U Electric energy meter test equipment |
| 12/25/2013 | CN203365669U Running state on-line monitoring device for electronic mutual inductor |
| 12/25/2013 | CN203365668U High-voltage charged access device for current transformer |
| 12/25/2013 | CN203365667U On-line live calibration device for mutual inductor |
| 12/25/2013 | CN203365666U High-voltage-resistant current transformer standard device |
| 12/25/2013 | CN203365665U Magnetic resonance quality control multiparameter testing phantom |
| 12/25/2013 | CN203365664U Positioning member for magnetic resonance quality control multiparameter testing phantom and phantom thereof |
| 12/25/2013 | CN203365663U Ground wave verifying device for partial discharge detection of high-voltage switch cabinet |
| 12/25/2013 | CN203365662U Pulse period corrector |
| 12/25/2013 | CN103472433A Intelligent substation electric energy measuring secondary system virtual load error detection device and method |
| 12/25/2013 | CN103472432A Intelligent substation electric energy measuring secondary circuit real load error detection device and method |
| 12/25/2013 | CN103472431A Etalon of electronic current mutual inductor and verifying structures of electronic current mutual inductor |
| 12/25/2013 | CN103472430A Solar simulator irradiation non-uniformity and instability test system |
| 12/25/2013 | CN103472429A Multifunctional multi-transformation ratio comparison device |
| 12/25/2013 | CN103472428A Method for testing accuracy of optical fiber current transformer |
| 12/25/2013 | CN103472427A Phase noise measuring accuracy calibration device based on discrete spectrum sequence |
| 12/25/2013 | CN103472426A Sinusoidal active power calibration system based on current comparator |
| 12/25/2013 | CN103472425A Method for applying low-current line selection device performance testing platform |
| 12/25/2013 | CN103472424A Method for testing performance of different types of partial discharge detector mainframes based on analog voltage signal injection |
| 12/25/2013 | CN103472423A Parameter-specified positive index pulse optical signal generating device and method |
| 12/25/2013 | CN103472422A Checking method of geoelectrical wave detecting instrument |
| 12/25/2013 | CN103472421A Electrostatic charge analyzer calibrating device and electrostatic capacitor measuring method |
| 12/25/2013 | CN103472274A Portable electric energy measurement terminal experiment power source |
| 12/25/2013 | CN103472273A Etalon of electronic voltage mutual inductor and verifying structures of electronic voltage mutual inductor |
| 12/25/2013 | CN102608562B Integrated detection production line of electric energy meter, terminal and concentrator |
| 12/25/2013 | CN102565744B Pointer instrument adopting capacitance voltage-reducing type power supply |
| 12/25/2013 | CN102565739B Method for calibrating and evaluating GTEM (Gigaherts Transverse Electro Magnetic) cell based on EMI (Electro Magnetic Interference) noise analysis |
| 12/25/2013 | CN102565587B Test method of electromagnetic compatibility of electronic instrument transformer |
| 12/25/2013 | CN102507127B Condensing type electroscope impact testing device |
| 12/19/2013 | WO2013185959A1 Reference measuring system for calibrating a power measuring system for power transformers |
| 12/19/2013 | WO2013185958A1 Apparatus for calibrating a power measuring system for power transformers |
| 12/19/2013 | US20130338956 Magnetic sensors |
| 12/19/2013 | US20130335068 Magnetic Field Sensors And Related Techniques That Can Provide A Self-Test Using Signals And Related Thresholds |
| 12/19/2013 | US20130335066 Circuits and Methods for Generating a Diagnostic Mode of Operation in a Magnetic Field Sensor |
| 12/19/2013 | US20130335065 Sensing device and related operating methods |
| 12/19/2013 | CA2876559A1 Apparatus for calibrating a power measurement system for power transformers |
| 12/18/2013 | CN203350439U Tooling plate elevator for production and detection of electric energy meter |
| 12/18/2013 | CN203350438U An elevating device for an electric energy meter automatic detection line |
| 12/18/2013 | CN203350437U Circuit used for testing true error of electric energy meter module |
| 12/18/2013 | CN203350436U Automatic checkout device used for testing transformer of electric energy meter |
| 12/18/2013 | CN203350435U Horizontal detection device of electric energy meter |
| 12/18/2013 | CN203350434U Circuit for testing special data of electric energy meter |
| 12/18/2013 | CN203350433U Device capable of rapidly determining error of electric energy meter |
| 12/18/2013 | CN203350432U Convenient box for detection of electric energy meter |
| 12/18/2013 | CN203350431U Mutual inductor lab with safety automatic locking device |
| 12/18/2013 | CN203350430U Detection system for GIS (gas insulated switchgear) partial discharge detection sensor |
| 12/18/2013 | CN203350429U On-line real-time error monitoring system for alternating current sampling measurement apparatus |
| 12/18/2013 | CN203350321U Mobile electric energy meter testing jig |
| 12/18/2013 | CN203350282U Electric energy meter detection wiring device |
| 12/18/2013 | CN103454613A Electric energy meter locating device |
| 12/18/2013 | CN103454612A Electricity meter electrifying testing device |
| 12/18/2013 | CN103454611A Electric energy metering device remote calibration detection system and secondary voltage drop detection method |
| 12/18/2013 | CN103454610A Calibration system capable of detecting electrostatic potential image of human body walking on carpet |
| 12/18/2013 | CN103454609A Debugging platform of on-line monitoring device of capacitive equipment |
| 12/18/2013 | CN103454608A Debugging device of battery inspecting instrument and debugging method thereof |
| 12/18/2013 | CN103454607A Method of correcting signals of magnetic field sensor and vehicle navigation system based on method |
| 12/18/2013 | CN103454542A Antenna, transmission line tester and real-time automatic correction method |
| 12/18/2013 | CN103454517A Method for online monitoring capacitive voltage transformers |
| 12/18/2013 | CN101893695B Analog sampling and protocol generating devices |
| 12/12/2013 | US20130331674 Application of electrochemical impedance spectroscopy in sensor systems, devices, and related methods |
| 12/12/2013 | US20130328582 Methods and Apparatus for Performing Wafer-Level Testing on Antenna Tuning Elements |
| 12/12/2013 | US20130328573 Application of electrochemical impedance spectroscopy in sensor systems, devices, and related methods |
| 12/12/2013 | US20130328572 Application of electrochemical impedance spectroscopy in sensor systems, devices, and related methods |
| 12/12/2013 | DE102012105046A1 Referenzmesssystem zum Kalibrieren eines Leistungsmesssystems für Leistungstransformatoren Reference measurement system for calibrating a performance measurement system for power transformers |
| 12/12/2013 | DE102012105045A1 Vorrichtung zum Kalibirieren eines Leistungsmesssystems für Leistungstransformatoren Apparatus for Kalibirieren a power measurement system for power transformers |
| 12/12/2013 | DE102012011275A1 Meter testing device for testing electric meter, has secondary power source and switching unit connected to primary power source with free-wheeling power line or with testing port and secondary power source having free-wheeling power line |
| 12/11/2013 | CN203337816U Meter stand of electric energy meter detector |
| 12/11/2013 | CN203337815U Check operation platform for electric energy meter |
| 12/11/2013 | CN203337814U Electric energy meter wiring device |
| 12/11/2013 | CN203337813U A verifier |
| 12/11/2013 | CN203337812U Voltage transformer calibrating system in gas insulated switchgear |
| 12/11/2013 | CN203337811U Current transformer experimental device |
| 12/11/2013 | CN203337810U Calibrating apparatus for lightning protection element testing instrument |
| 12/11/2013 | CN203337786U An electric energy meter load switch detecting circuit |
| 12/11/2013 | CN103443646A Non-linearity calibration using an internal source in an intelligent electronic device |
| 12/11/2013 | CN103439900A SMV message controller for achieving precise time control based on FPGA and method thereof |
| 12/11/2013 | CN103439684A System and method for detecting true shape electric energy metering errors of electric car battery charger/charging post |
| 12/11/2013 | CN103439683A Method for intelligently managing production of electric meters |
| 12/11/2013 | CN103439682A Portable current transformer composite error testing device and method for testing composite error of current transformer by utilizing portable current transformer composite error testing device |
| 12/11/2013 | CN103439681A Electronic current transformer short-time current vibration test device and method thereof |
| 12/11/2013 | CN103439680A Calibration method for ultrahigh frequency partial discharge state detecting instrument |
| 12/11/2013 | CN103439679A Absolute time delay detection device and method of intelligent substation mutual inductor data collection system |
| 12/11/2013 | CN103439678A Pressing-connecting device suitable for electricity consumption information collector |