ENPHASE ENERGY, INC.

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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 6542
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 4773
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 16143
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 12121
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 991
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 9147
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 893
 
  
 
H04B TRANSMISSION 8202
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 787
 
  
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 770

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0363,666 METHOD AND APPARATUS FOR ENERGY FLOW VISUALIZATIONJun 15, 17Dec 21, 17[H02J, G06T, G06F, H02S, G01R]
2017/0214,248 METHOD AND APPARATUS FOR INCREASED ENERGY HARVEST IN A MICROGRIDJan 25, 17Jul 27, 17[H02J, G05B]
2017/0214,360 DUAL-POSITION MOUNT FOR POWER ELECTRONIC DEVICESJan 27, 17Jul 27, 17[H02S]
2017/0163,037 METHOD AND APPARATUS FOR MINIMIZING CIRCULATING CURRENTS IN MICROGRIDSDec 05, 16Jun 08, 17[H02J]
2017/0149,379 INTERCONNECT DEVICE FOR USE IN ISLANDING A MICROGRIDNov 21, 16May 25, 17[H02J, H02S, H01H, H02H]
2017/0142,857 UNGROUNDED INVERTER ENCLOSURE AND CABLINGJan 31, 17May 18, 17[H02M, H01R, H05K]
2017/0133,844 FIRE DETECTION, AUTOMATED SHUTOFF AND ALERTS USING DISTRIBUTED ENERGY RESOURCES AND MONITORING SYSTEMNov 07, 16May 11, 17[H02J, G05B]
2017/0077,707 METHOD AND APPARATUS FOR IMPEDANCE MATCHING IN VIRTUAL IMPEDANCE DROOP CONTROLLED POWER CONDITIONING UNITSSep 12, 16Mar 16, 17[H02J]
2017/0078,117 METHOD AND APPARATUS FOR CHANNEL ESTIMATION FOR THREE-PHASE PLC SYSTEMSSep 12, 16Mar 16, 17[H04L, H04B]
2017/0033,560 METHOD AND APPARATUS FOR CONTROLLING A LOAD SHEDDING DEVICEAug 01, 16Feb 02, 17[H02J]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9917447 Systems and methods for synchronizing an appliance load to a local power generating capabilityMar 12, 15Mar 13, 18[H02J]
9912159 Method and apparatus for detection of local line phase in a multi-phase power line systemSep 02, 15Mar 06, 18[H02J]
9893532 System and method for a mesh power systemSep 25, 13Feb 13, 18[H02J]
9871459 Method and apparatus for deriving current for control in a resonant power converterMay 15, 14Jan 16, 18[H02M, H02S]
9866139 Inductive power transfer converterDec 30, 13Jan 09, 18[H02J, H02M]
9866144 Three port converter with dual independent maximum power point tracking and dual operating modesDec 24, 13Jan 09, 18[H02J, H02M]
9859814 Method and apparatus for independent control of multiple power converter sourcesOct 02, 14Jan 02, 18[H02J, H02M]
9817424 Method and apparatus for maximum power point tracking for multi-input power converterDec 12, 14Nov 14, 17[H02J, G05F]
9806445 Method and apparatus for interconnecting distributed power sourcesApr 17, 13Oct 31, 17[H02M, H01R]
9801293 Energy storage/delivery device mounting plateOct 20, 15Oct 24, 17[H02G, H05K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0168,473 METHOD AND APPARATUS FOR GROUND FAULT DETECTIONAbandonedDec 18, 13Jun 18, 15[G01R]
2014/0313,004 MAGNETIC COMPONENT AND TRANSFORMER MADE THEREFROMAbandonedApr 23, 14Oct 23, 14[H01F]
8760895 Method and apparatus for distributed power generationWithdrawnApr 29, 11Jun 24, 14[H02M]
2014/0168,913 METHOD AND APPARATUS FOR REDUCING STRESS ON MOUNTED ELECTRONIC DEVICESAbandonedDec 12, 13Jun 19, 14[H05K]
2014/0169,055 NON-ISOLATED DC/AC INVERTERAbandonedDec 18, 13Jun 19, 14[H02M]
2014/0085,757 SURGE BLOCKING INDUCTORAbandonedSep 23, 13Mar 27, 14[H02H]
2014/0089,029 METHOD AND APPARATUS FOR SCHEDULING MAINTENANCE OF ALTERNATIVE ENERGY SYSTEMSAbandonedSep 23, 13Mar 27, 14[G06Q]
2014/0077,609 SERIALLY CONNECTED MICRO-INVERTER SYSTEM WITH TRUNK AND DROP CABLINGAbandonedSep 19, 13Mar 20, 14[H02M, H01R]
8537572 Method and apparatus for providing power conversion using an interleaved flyback converter with automatic balancingExpiredSep 26, 08Sep 17, 13[H02M]
2013/0214,607 ELECTROMAGNETIC INTERFERENCE CANCELLING DURING POWER CONVERSIONAbandonedFeb 17, 12Aug 22, 13[H02J, H02M]
2013/0215,983 POWER LINE COMMUNICATIONS APPARATUSAbandonedMar 26, 13Aug 22, 13[H04B]
8469735 Mounting rail and power distribution system for use in a photovoltaic systemExpiredDec 04, 09Jun 25, 13[H01R]
2013/0093,554 METHOD AND APPARATUS FOR REDUCING PRESSURE EFFECTS ON AN ENCAPSULATED DEVICEAbandonedOct 11, 12Apr 18, 13[H01F, H05K]
2013/0083,444 METHOD AND APPARATUS FOR RELAY CONTROLAbandonedOct 04, 12Apr 04, 13[H01H]
2013/0012,061 PHOTOVOLTAIC AC INVERTER MOUNT AND INTERCONNECTAbandonedSep 14, 12Jan 10, 13[H01R]
2011/0106,654 Method and apparatus for distributed generator planningAbandonedOct 27, 10May 05, 11[G06Q]
2009/0244,939 Method and apparatus for resetting silicon controlled rectifiers in a hybrid bridgeAbandonedMar 26, 09Oct 01, 09[H02H]
2009/0084,426 Universal interface for a photovoltaic moduleAbandonedSep 26, 08Apr 02, 09[H01L]
2009/0020,151 Method and apparatus for converting a direct current to alternating current utilizing a plurality of invertersAbandonedJul 16, 07Jan 22, 09[H01L]
2008/0283,118 PHOTOVOLTAIC AC INVERTER MOUNT AND INTERCONNECTAbandonedMay 15, 08Nov 20, 08[H01L]

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