| 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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| 01/11/2012 | EP1728084B1 Measuring circuit for the output of a power amplifier and a power amplifier comprising the measuring circuit |
| 01/11/2012 | EP1642323B1 Wafer inspection device |
| 01/11/2012 | CN202111906U Lamp and power supply circuit thereof |
| 01/11/2012 | CN202111897U Controller of intelligent LED road lamp |
| 01/11/2012 | CN202111530U Small-signal output device of digital substation protective circuit detecting system |
| 01/11/2012 | CN202111462U Phase-failure and phase-discrimination detection and protection device of motor |
| 01/11/2012 | CN202111142U Transplanting suction device of automatic solar cell slice test sorting equipment |
| 01/11/2012 | CN202110791U Test drive board of multifunctional LED backlight |
| 01/11/2012 | CN202110643U Passive wireless alarm device for hand switch on outdoor alternating-current pole |
| 01/11/2012 | CN202110275U Testing device for energy meter |
| 01/11/2012 | CN202110266U Assessing device for operating conditions of photovoltaic inverters |
| 01/11/2012 | CN202110265U Voltage data acquisition memory device |
| 01/11/2012 | CN202110264U Monitoring device of aging of electrical element |
| 01/11/2012 | CN202110263U Infrared detection device for solar cells |
| 01/11/2012 | CN202110262U Wireless data acquisition system for voltage of microbiological fuel cell |
| 01/11/2012 | CN202110261U Electromobile battery monitoring device |
| 01/11/2012 | CN202110260U Battery set wireless in-process inspection system for new energy vehicle and ship |
| 01/11/2012 | CN202110259U Motor load testing apparatus |
| 01/11/2012 | CN202110258U Load simulation testing equipment |
| 01/11/2012 | CN202110257U 负载模拟测试设备和控制装置 Load simulation test equipment and control devices |
| 01/11/2012 | CN202110256U Remote monitoring device used on biological tissue automatic water extractor |
| 01/11/2012 | CN202110255U Test Device for service life of wire takeup switch |
| 01/11/2012 | CN202110254U Detector of single-phase earth leakage circuit breaker |
| 01/11/2012 | CN202110253U Measuring device for measuring opening/closing time of breaker |
| 01/11/2012 | CN202110252U Signal simulation and data analysis system for infrared thermal imaging component |
| 01/11/2012 | CN202110251U PCBA testing apparatus with thimbles at two sides |
| 01/11/2012 | CN202110250U System for testing flexible printed circuit (FPC) |
| 01/11/2012 | CN202110249U Automatic testing system for air-conditioning control mainboard |
| 01/11/2012 | CN202110248U Photoelectric detector |
| 01/11/2012 | CN202110247U Voltage withstand batch test device for high-voltage insulation brake bar |
| 01/11/2012 | CN202110246U High pressure test power frequency wet-pressure resistance test system |
| 01/11/2012 | CN202110245U Line testing circuit for realizing direct-current traction feeder protection |
| 01/11/2012 | CN202110244U Electricity stealing prevention tester |
| 01/11/2012 | CN202110243U Underground cable indicating device |
| 01/11/2012 | CN202110242U High voltage point fault real-time monitoring equipment based on magnetic coupling technology |
| 01/11/2012 | CN202110241U Cable breakage detector |
| 01/11/2012 | CN202110240U Switch cabinet current fault detection device |
| 01/11/2012 | CN202110239U Quick monitoring device for insulator flashover |
| 01/11/2012 | CN202110238U Grounding state detector of electronic control cabinet |
| 01/11/2012 | CN202110237U Electronic component dry joint detection device |
| 01/11/2012 | CN202110236U Storage battery polarity detection and alarm device |
| 01/11/2012 | CN202110235U Device for detecting on and off of electric circuit board |
| 01/11/2012 | CN202110234U Detection device for three-phase voltage system and chip |
| 01/11/2012 | CN202110233U Assembly test system |
| 01/11/2012 | CN202110232U Electrical failure simulation test box for vehicle |
| 01/11/2012 | CN202110231U Electric coded test equipment for testing closed loop |
| 01/11/2012 | CN202110230U Novel comprehensive testing stand for equipment of relay protection and automatic control |
| 01/11/2012 | CN202110229U Handset for cascade multilevel high-voltage frequency converter |
| 01/11/2012 | CN202110228U Insulator fault detection instrument |
| 01/11/2012 | CN202110227U Monitoring and diagnosing device of high-voltage electrical equipment |
| 01/11/2012 | CN202110226U Inspection tour instrument of temperature rise test of power transmission and transformation equipment |
| 01/11/2012 | CN202110225U Test apparatus |
| 01/11/2012 | CN202110224U Joint voltage experiment tester |
| 01/11/2012 | CN202110210U 电火花传感器 EDM sensor |
| 01/11/2012 | CN202110205U Failure current acquisition and storage device of switch cabinet |
| 01/11/2012 | CN202110199U Control combination device for test system |
| 01/11/2012 | CN202110195U Device for detecting electromigration performance of interconnecting welding points |
| 01/11/2012 | CN202110019U Linear motor electromagnetic thrust and thrust fluctuation testing apparatus |
| 01/11/2012 | CN202110016U Underwater separate connector testing device |
| 01/11/2012 | CN202110006U Special tool for calculating LED light source chip junction temperature |
| 01/11/2012 | CN202110001U Process variable transmitter for measuring temperature during industrial process |
| 01/11/2012 | CN1985182B Method and system for evaluation of output signal of device under test |
| 01/11/2012 | CN1982896B Inspection fixture for printed wiring board |
| 01/11/2012 | CN1936596B Connection point assembly and LSI chip detection device for the same |
| 01/11/2012 | CN1849520B Method and apparatus for performing test of interconnections |
| 01/11/2012 | CN102318103A Method and device for classifying a battery |
| 01/11/2012 | CN102317803A Testing device, testing method, and phase shifter |
| 01/11/2012 | CN102317802A Integrated unit for electrical/reliability testing with improved thermal control |
| 01/11/2012 | CN102317801A Efficient and loss tolerant method and mechanism for measuring available bandwidth |
| 01/11/2012 | CN102317800A Device for detecting insulation degradation |
| 01/11/2012 | CN102317041A Line inspection robot and system |
| 01/11/2012 | CN102317040A Line inspection robot and system |
| 01/11/2012 | CN102317039A Line inspection robot and system |
| 01/11/2012 | CN102315687A Leakage current monitoring system |
| 01/11/2012 | CN102315669A Power supply device for vehicle |
| 01/11/2012 | CN102315655A Detection control circuit |
| 01/11/2012 | CN102315623A Mining explosion-proof type long-distance short-circuit protecting device |
| 01/11/2012 | CN102315622A Electric power conversion system and electric power conversion device |
| 01/11/2012 | CN102315621A Electric wire connection protecting device with self-checking function |
| 01/11/2012 | CN102315494A Intelligent wasted lithium battery capacity test and restoration instrument |
| 01/11/2012 | CN102315045A Self-learning switching-on phase control method |
| 01/11/2012 | CN102314004A Array test device |
| 01/11/2012 | CN102313877A Current transformer tester |
| 01/11/2012 | CN102313873A Battery number detecting circuit and method and monitoring system |
| 01/11/2012 | CN102313872A Energy-saving direct current motor test system |
| 01/11/2012 | CN102313871A Bus type test node chain system |
| 01/11/2012 | CN102313870A Integrated circuit parallel testing method, device and system |
| 01/11/2012 | CN102313869A Method for settling and screening three-terminal fixed voltage regulation integrated circuit |
| 01/11/2012 | CN102313868A Telecommunication end measuring device |
| 01/11/2012 | CN102313867A Method for acquiring charge density of effective thin layer |
| 01/11/2012 | CN102313866A Method for carrying out scanning test on minimum output voltage drop by two step lengths |
| 01/11/2012 | CN102313865A Rapid detection method of black heart silicon chip |
| 01/11/2012 | CN102313864A Testing device and testing method |
| 01/11/2012 | CN102313863A Method for determining temperature of power semiconductor |
| 01/11/2012 | CN102313862A De-embedding method for on-wafer four-port radio frequency device during radio frequency test |
| 01/11/2012 | CN102313861A Field detection system for detecting partial discharge of cable and joint |
| 01/11/2012 | CN102313860A Cage rolling type spark gap zero detection device |
| 01/11/2012 | CN102313859A Method and system for positioning fault of underground cable on basis of IEEE 1588 (network measurement and control system precision clock synchronization protocol) |
| 01/11/2012 | CN102313858A Method for identifying traveling wave in initial reversed polarity direction |
| 01/11/2012 | CN102313857A Method and device for analyzing fault recording data of power system |