DELTA ELECTRONICS (SHANGHAI) CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF 7141
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 28128
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 2694
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 2559
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 20342
 
  
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 1463
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 13146
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 1398
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 991
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 6127

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0062,638 POWER CHIP AND BRIDGE CIRCUITJun 05, 17Mar 01, 18[H03K, H01L]
2017/0345,541 CORE STRUCTURE AND MAGNETIC DEVICEMay 22, 17Nov 30, 17[H01F]
2017/0345,756 POWER MODULE AND POWER DEVICEMay 22, 17Nov 30, 17[H01L, H05K]
2017/0346,337 METHOD, DEVICE, AND SYSTEM FOR CONTROLLING POWER SUPPLYApr 28, 17Nov 30, 17[H02J, G05B]
2017/0310,227 POWER CONVERTER AND CONTROL METHOD THEREOFApr 10, 17Oct 26, 17[H02M]
2017/0276,510 TRANSMITTER AND MONITORING SYSTEM USING THE SAMEJun 14, 17Sep 28, 17[H04L, G01D, H04J]
2017/0264,213 SECONDARY CONTROL METHOD AND APPARATUS OF PARALLEL INVERTERS IN MICRO GRIDMar 07, 17Sep 14, 17[H02M]
2017/0141,699 METHOD FOR CONTROLLING MODULATION WAVE AND THREE-PHASE THREE-WIRE THREE-LEVEL CIRCUITSep 29, 16May 18, 17[H02M]
2017/0133,332 POWER INTEGRATED MODULEJan 20, 17May 11, 17[H01L]
2017/0034,899 MODULAR POWER SUPPLY AND METHOD FOR MANUFACTURING THE SAMEMar 01, 16Feb 02, 17[H01F, H05K]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9906010 Driving device and driving methodMay 28, 15Feb 27, 18[H03K, H02M, H02H]
9899870 Power supply system and method for supplying powerJan 26, 15Feb 20, 18[H02J, H02M]
9893525 High-power conversion systemMar 20, 17Feb 13, 18[H02J, H02M]
9893625 Direct current to direct current power supply apparatusMar 19, 15Feb 13, 18[H02M]
9887534 Power converter, short-circuit detecting device thereof and short-circuit detecting method thereofApr 16, 15Feb 06, 18[G01R, H02H]
9887547 Method and apparatus for decoupling the power of grid-connected inverterNov 23, 16Feb 06, 18[H02J, H02M]
9887631 Current sampling method and current sampling apparatus for isolated power converterJun 25, 15Feb 06, 18[H02M, G01R]
9882502 Pre-charge control methodJan 05, 17Jan 30, 18[H02M]
9875842 Inductor and converter having the sameApr 16, 15Jan 23, 18[H02M, H01F, H02H]
9871439 Power electronic circuit and power moduleDec 23, 14Jan 16, 18[H02M, H05K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0349,645 POWER CONVERTER CONTROLLING METHODAbandonedMay 20, 15Dec 03, 15[H02M]
2015/0270,049 MAGNETIC ELEMENT AND CORE THEREOFAbandonedMar 18, 15Sep 24, 15[H01F]
2015/0235,749 MAGNETIC COREAbandonedJun 20, 14Aug 20, 15[H01F]
2015/0168,983 POWER CONVERSION DEVICE, ISOLATED DRIVING CIRCUIT, AND ISOLATED DRIVING METHODAbandonedDec 15, 14Jun 18, 15[G05F]
2015/0173,168 DC/DC POWER MODULE AND DC/DC POWER SYSTEM HAVING THE SAMEAbandonedNov 25, 14Jun 18, 15[H05K]
2015/0155,770 FIVE-LEVEL RECTIFIERAbandonedNov 06, 14Jun 04, 15[H02M]
2015/0102,695 ELECTRIC MACHINEAbandonedJul 14, 14Apr 16, 15[H02K]
2015/0091,681 PERMANENT MAGNETIC COUPLING DEVICEAbandonedAug 15, 14Apr 02, 15[H01F]
2015/0085,454 POWER MODULEAbandonedJul 14, 14Mar 26, 15[H05K]
2015/0069,872 CYLINDRICAL PERMANENT MAGNETIC COUPLING DEVICEAbandonedAug 01, 14Mar 12, 15[H02K]
2014/0116,651 HEAT SINK APPLICABLE FOR ELETROMAGNETIC DEVICEAbandonedMar 15, 13May 01, 14[F28F]
2013/0169,039 HIGH-VOLTAGE BATTERY CONVERTERAbandonedSep 06, 12Jul 04, 13[B60L]
2013/0169,403 MAGNETIC COMPONENT AND MANUFACTURING METHOD THEREOFAbandonedJun 21, 12Jul 04, 13[H01F]
2013/0155,634 FIXING MEANS FOR INSTALLING A PLURALITY OF OUTPUT CABLES ONTO A CIRCUIT BOARD AND METHOD THEREOFAbandonedJul 09, 12Jun 20, 13[H01R, H05K]
2013/0141,878 TRANSFORMER CONDUCTIVE STRUCTURE AND TRANSFORMERAbandonedDec 03, 12Jun 06, 13[H01F, H05K]
2013/0015,936 CONVERTER AND METHOD FOR MANUFACTURING THE SAMEAbandonedJun 13, 12Jan 17, 13[H01F, H05K]
2012/0325,447 COOLING SYSTEMAbandonedNov 11, 11Dec 27, 12[F28F]

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