| Patents for G01R 1 - Details of instruments or arrangements of the types covered by groups or (27,269) |
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| 07/11/2013 | US20130176047 Test device for wireless electronic devices |
| 07/11/2013 | US20130176045 Package test devices having a printed circuit board |
| 07/10/2013 | CN203056333U Signal transfer measurement box |
| 07/10/2013 | CN203054202U Polymer lithium battery grouping voltage difference test device |
| 07/10/2013 | CN203054164U SPD current lightning-stroke automation test system |
| 07/10/2013 | CN203054160U TEV sensor used in partial discharge detection of switch cabinet |
| 07/10/2013 | CN203054152U Switch card of 6.5-time density general tester |
| 07/10/2013 | CN203054125U Arc extinguisher detection apparatus |
| 07/10/2013 | CN203054123U Vertical flying probe tester |
| 07/10/2013 | CN203054110U Performance testing device for electronic component |
| 07/10/2013 | CN203054058U Electromagnetic interference resistance clip type ammeter device |
| 07/10/2013 | CN203054027U Underground choking flow unit of electrical submersible pump real-time monitoring system |
| 07/10/2013 | CN203054026U Protection circuit of input and output end of measuring instrument |
| 07/10/2013 | CN203054025U Test instrument protection device |
| 07/10/2013 | CN203054024U Special-purpose test constant current source for micro breaker |
| 07/10/2013 | CN203054023U Winding model of accelerated heating aging test of oil paper insulation |
| 07/10/2013 | CN203054022U Change-over switch for line parameter testing |
| 07/10/2013 | CN203054021U Shielding device for testing radio frequency product |
| 07/10/2013 | CN203054020U Partial-discharge high-frequency current sensor shielding case and current sensor assembly |
| 07/10/2013 | CN203054019U Circuit board detection probe |
| 07/10/2013 | CN203054018U Spring seat for conducting test probe with test machine |
| 07/10/2013 | CN203054017U Insulating support frame for improving high-voltage lead arrangement in alternating current voltage withstanding test |
| 07/10/2013 | CN203054016U Multifunctional suspension insulator insulation support |
| 07/10/2013 | CN203054015U Tool clamp for lead wire-free resistor temperature coefficient test |
| 07/10/2013 | CN203054014U Light emitting diode fixing device |
| 07/10/2013 | CN203054013U Test frame for bend angle adjustment of field intensity probe |
| 07/10/2013 | CN203054012U Adjustment type mobile phone board detection fixture |
| 07/10/2013 | CN203054011U Wiring switch device for transformer winding deformation test |
| 07/10/2013 | CN203054010U A multipurpose apparatus for fixing a sensor used for measuring the partial discharge of a GIS |
| 07/10/2013 | CN203054009U Zinc-oxide surge arrestor test rack |
| 07/10/2013 | CN203054008U Special-purpose voltage transformer test wiring device |
| 07/10/2013 | CN203054007U Fluorescent lamp aging test bracket |
| 07/10/2013 | CN203054006U Alarm port test fixture |
| 07/10/2013 | CN203054005U Wear-resistance aging test plate of lithium battery test device |
| 07/10/2013 | CN203053465U Test plug for quality test of jack of wiring board |
| 07/10/2013 | CN103201635A Partial discharge sensor for a high voltage insulation monitoring device |
| 07/10/2013 | CN103199388A Ground spring with strain relief |
| 07/10/2013 | CN103199129A Solar cell back electrodes and test probes matched with same |
| 07/10/2013 | CN103197209A Partial discharge work frequency synchronization signal sensing device |
| 07/10/2013 | CN103197181A Shielding electrode model assembly and application thereof |
| 07/10/2013 | CN103197174A All-in-one measuring device of energy-storage and grid-connected system |
| 07/10/2013 | CN103197165A Test head |
| 07/10/2013 | CN103197106A Reference source used for verification and comparison of 1-6GHz radiation disturbance detection capacity |
| 07/10/2013 | CN103197105A PIN access detecting jig |
| 07/10/2013 | CN103197104A Micro-pressure stress test seat |
| 07/10/2013 | CN102288829B Controllable four-probe graphite resistance testing device |
| 07/10/2013 | CN102095899B Wiring device and current mutual inductance testing system |
| 07/04/2013 | WO2013102115A2 System and method to measure neutral-to-ground voltage |
| 07/04/2013 | WO2013101240A1 Manufacturing advanced test probes |
| 07/04/2013 | WO2013101238A1 Test probes |
| 07/04/2013 | WO2013101226A1 Apparatus and method for automated sort probe assembly and repair |
| 07/04/2013 | US20130169305 Wiring board and probe card using the same |
| 07/04/2013 | US20130169304 Pitch changing apparatus, electronic device handling apparatus, and electronic device testing apparatus |
| 07/04/2013 | US20130169303 Electronic device testing apparatus |
| 07/04/2013 | US20130169301 Probes With Programmable Motion |
| 07/04/2013 | US20130169300 Multi-chip prober, contact position correction method thereof, and readable recording medium |
| 07/04/2013 | US20130169269 System and Method to Measure Neutral-To-Ground Voltage |
| 07/03/2013 | EP2611270A2 Socket for electric parts |
| 07/03/2013 | EP2611269A2 Socket for electric parts |
| 07/03/2013 | CN203037825U Tool for testing power battery |
| 07/03/2013 | CN203037818U LED bulb lightening test general converter |
| 07/03/2013 | CN203037817U High power LED lighting testing device |
| 07/03/2013 | CN203037804U Motor rotor tester |
| 07/03/2013 | CN203037788U Conduction testing device |
| 07/03/2013 | CN203037776U Mounting member for wireless detection device of high voltage capacitor |
| 07/03/2013 | CN203037768U Testing fixture |
| 07/03/2013 | CN203037766U Toy electric vehicle performance testing auxiliary device |
| 07/03/2013 | CN203037760U Jig for detecting display screen lightening |
| 07/03/2013 | CN203037689U Insulating tube having adjustable length and used in electronic gun testing device |
| 07/03/2013 | CN203037688U Concentric detection pin |
| 07/03/2013 | CN203037687U Corona resistance tester general sample socket |
| 07/03/2013 | CN203037686U Testing device used for testing free flexibility of lightning arrester |
| 07/03/2013 | CN203037685U Polymer lithium battery clamp |
| 07/03/2013 | CN203037684U High-temperature power-on ageing oven |
| 07/03/2013 | CN203037683U Connector of printed circuit board via hole detection |
| 07/03/2013 | CN203037682U Medium voltage earthing terminal structure applied to capacitor type voltage transformer testing |
| 07/03/2013 | CN203037681U Fixture device for assisting signal eye pattern measurement |
| 07/03/2013 | CN203037680U Extension fixator of electroscope |
| 07/03/2013 | CN203037679U Voltage distribution wire terminal of high-supply and low-meter metering device |
| 07/03/2013 | CN203037678U Flexible circuit substrate detection tool |
| 07/03/2013 | CN203037677U Double-wire input cable clamping device for fault indicator |
| 07/03/2013 | CN203037676U Positioning detection device and applied test equipment |
| 07/03/2013 | CN203037675U GIS ultrahigh-frequency partial discharge test auxiliary tool |
| 07/03/2013 | CN203037674U Automated jig manufacture structure |
| 07/03/2013 | CN203037673U Multifunctional element detector |
| 07/03/2013 | CN103187333A Multi-chip prober and contact position correction method thereof |
| 07/03/2013 | CN103185856A Support plate for failure analysis, test equipment, and method for chip electrical failure analysis |
| 07/03/2013 | CN103185841A Homogeneous domain testing device and testing method |
| 07/03/2013 | CN103185819A Probe card and fabricating method thereof |
| 07/03/2013 | CN103185818A Active differential probe with ultra-low input capacitance |
| 07/03/2013 | CN103185817A Active differential probe with low input capacitance |
| 07/03/2013 | CN103185816A Positioning device |
| 07/03/2013 | CN103185815A Connecting jig |
| 07/03/2013 | CN103185814A 测试夹具 Test Fixture |
| 07/03/2013 | CN103185813A Electronic device transfer apparatus, electronic device handling apparatus, and electronic device testing apparatus |
| 07/03/2013 | CN103185725A LED wafer multi-chip detection method and device |
| 07/03/2013 | CN102253253B Circuit with external test voltage |
| 07/03/2013 | CN102221635B Contact pin applied to full-automatic electric energy meter detection pipeline |
| 07/03/2013 | CN101788620B Line impedance stabilization network for medium-frequency power supply and design method thereof |
| 07/03/2013 | CN101728679B Clip-on relay connector |