GE ENERGY POWER CONVERSION TECHNOLOGY 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 5747
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 3684
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 3671
 
  
 
H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS 1869
 
  
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 1364
 
  
 
H03K PULSE TECHNIQUE 10121
 
  
 
B63H MARINE PROPULSION OR STEERING 832
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 7152
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 7355
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 7149

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0041,092 CRADLE FOR AN ELECTRIC MACHINE, AND ASSOCIATED TRANSMISSION SYSTEMJan 20, 16Feb 08, 18[H02K]
2018/0019,683 BATTERY STORAGE SYSTEM WITH INTEGRATED INVERTERJul 14, 16Jan 18, 18[H02M, H05K]
2017/0358,999 LOW LOSS DOUBLE SUBMODULE FOR A MODULAR MULTI-LEVEL CONVERTER AND MODULAR MULTI-LEVEL CONVERTER HAVING SAMEJun 09, 17Dec 14, 17[H02M]
2017/0353,049 SYSTEM FOR CONVERTING ELECTRICAL ENERGY SUPPLIED BY A NETWORK AND A CONVERSION METHOD IMPLEMENTED BY MEANS OF SUCH A CONVERSION SYSTEMJun 07, 17Dec 07, 17[H02J, H02M, H01F]
2017/0353,089 STATORS FOR ELECTRICAL MACHINESJun 01, 17Dec 07, 17[H02K]
2017/0316,573 POSITION MEASURING EQUIPMENTApr 27, 17Nov 02, 17[H04N, G06T, G05D, G01B, G06K]
2017/0318,711 COOLING SYSTEM WITH PRESSURE REGULATIONApr 28, 16Nov 02, 17[H05K]
2017/0264,098 SOLAR POWER CONVERTER WITH FOUR-WIRE GRID-SIDE CONNECTIONMar 14, 16Sep 14, 17[H02J, H02M]
2017/0133,971 OVERVOLTAGE PROTECTION SELF-TRIGGER CIRCUIT FOR DOUBLE FED INDUCTION GENERATOR (DFIG) WIND POWER SYSTEMJul 02, 14May 11, 17[H02P, F03D]
2016/0380,513 Systems and Methods for Improved Heat Transfer from Rotor CoilsJun 25, 15Dec 29, 16[H02K]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9887697 Gate drive circuit to reduce parasitic couplingMay 06, 16Feb 06, 18[H03K, H02M]
9859787 Life of a semiconductor by reducing temperature changes therein via reactive powerApr 22, 15Jan 02, 18[H02M]
9831653 Cable twist allowance system for power systemMay 19, 15Nov 28, 17[F03D, H02G]
9825518 System and method for over-current protectionOct 30, 13Nov 21, 17[H02M, H02H]
9825523 Control arrangement and method for regulating the output current of a dc source power converter connected to a multi-source dc systemFeb 29, 12Nov 21, 17[H02J, H02M]
9812922 Active magnetic bearing comprising means for damping the radial motion of a shaft of a rotary machineOct 30, 13Nov 07, 17[H02K, F16C, F16F]
9806599 Converter submodule with short-circuit device and power converter having sameJun 15, 16Oct 31, 17[H02M, H01T, H02H]
9800161 Power convertersApr 10, 15Oct 24, 17[H02M, G05F]
9793819 Methods and apparatus of controllers for power converter with parallel power channels having independent DC busesDec 04, 15Oct 17, 17[H02M]
9793822 Method for operating an electrical circuit and electrical circuitJul 23, 15Oct 17, 17[H02M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
9431818 Protection circuits and methods for electrical machinesWithdrawnMar 14, 11Aug 30, 16[H02P, H02H]
2016/0230,743 WIND TURBINE CONVERTERAbandonedFeb 10, 15Aug 11, 16[H02P, F03D]
2016/0043,659 MULTILEVEL CONVERTERAbandonedAug 11, 15Feb 11, 16[H02M]
2015/0364,920 SYSTEMS AND METHODS FOR IMPROVING THE ROTOR ANGLE STABILITY OF SYNCHRONOUS GENERATORSAbandonedJun 11, 14Dec 17, 15[H02J, H02P]
2015/0303,760 GEARLESS DRIVE FOR A ROTATING ELECTRICAL MACHINEAbandonedJan 31, 13Oct 22, 15[H02K]
2015/0116,697 FIBRE OPTIC TAUT WIREAbandonedOct 31, 13Apr 30, 15[G01B]
2015/0054,614 FUSESAbandonedFeb 15, 13Feb 26, 15[H01H]
2015/0028,779 ELECTRIC MACHINEAbandonedJan 23, 13Jan 29, 15[H02P]
2015/0032,392 CONDITION MONITORING OF ANTI-VIBRATION MOUNTSAbandonedFeb 18, 13Jan 29, 15[G01H, G01K, G01M]
2014/0347,899 CONTROL METHODS FOR POWER CONVERTERSAbandonedMay 21, 14Nov 27, 14[H02M]
2014/0349,043 STRUCTURAL COMPONENTSAbandonedMay 22, 14Nov 27, 14[H02K, B32B]
2014/0313,642 POWER STACK STRUCTURE AND METHODAbandonedNov 04, 11Oct 23, 14[H02M, H02B]
2014/0303,913 BROKEN ROTOR BAR DETECTION BASED ON CURRENT SIGNATURE ANALYSIS OF AN ELECTRIC MACHINEAbandonedApr 08, 13Oct 09, 14[G01R]
2014/0293,541 HEAT PIPE HEAT SINK FOR HIGH POWER DENSITYAbandonedMar 07, 14Oct 02, 14[H01L, F28D]
2014/0290,929 HEAT PIPE HEAT SINK WITH HEATING UNITAbandonedMar 07, 14Oct 02, 14[H01L, F28D]
2014/0211,520 SYSTEM AND METHOD FOR POWER CONVERSIONAbandonedJan 24, 14Jul 31, 14[H02M]
2014/0198,548 SYSTEM AND METHOD FOR POWER CONVERSIONAbandonedJan 16, 14Jul 17, 14[H02M]
2014/0132,109 ROTATING ELECTRICAL MACHINE HAVING A SEGMENTED STATORAbandonedOct 30, 13May 15, 14[H02K]
2014/0077,607 POWER DISTRIBUTION SYSTEMSAbandonedSep 17, 13Mar 20, 14[H02J]
2014/0062,635 MAGNETIC CORE FOR MAGNETIC COMPONENT WITH WINDING, CONTAINING IMPROVED MEANS OF COOLINGAbandonedAug 28, 13Mar 06, 14[H01F]

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