Patents

With over 50 patents granted around the world and many more pending, Enphase Energy is a global technology leader in power electronics. The company is committed to developing the most innovative tools to deliver on a vision of energy independence for all. The patents listed below are just the tip of the iceberg in driving towards this democratization of energy management.

United States

  • 8,666,561 Method and apparatus for determining a corrected monitoring voltage
  • 8,659,922 Photovoltaic module-mounted AC inverter
  • 8,626,616 Method and apparatus for managing installation information
  • 8,620,476 Method and apparatus for smart climate control
  • 8,581,441 Distributed inverter and intelligent gateway
  • 8,553,035 Method and Apparatus for Electrical Power Visualization
  • 8,537,572 Method and apparatus for providing power conversion using an interleaved flyback converter with automatic balancing
  • 8,492,932 Method and apparatus for improved burst mode during power conversion
  • 8,469,735 Mounting rail and power distribution system for use in a photovoltaic system
  • 8,466,582 Method and apparatus for applying an electric field to a photovoltaic element
  • 8,456,265 Transformer
  • 8,435,056 Apparatus for coupling power generated by a photovoltaic module to an output
  • 8,428,783 Method and system for distributed energy generator message aggregation
  • 8,411,790 Power line communications apparatus
  • 8,360,390 Method and apparatus for potting an electronic device
  • 8,359,176 Method and apparatus for determining an operating voltage for preventing photovoltaic cell reverse breakdown during power conversion
  • D673,114 The ornamental design for an inverter module, as shown and described.
  • 8,319,378 Method and apparatus for improved burst mode during power conversion
  • 8,299,776 Method and apparatus for measuring AC voltages
  • 8,257,106 Method and apparatus for interconnecting distributed power sources
  • 8,222,767 Apparatus for phase rotation for a three-phase AC circuit
  • 8,195,414 Method and apparatus for identifying an islanding condition
  • 8,183,852 Method and apparatus for determining AC voltage waveform anomalies
  • 8,179,147 Method and apparatus for detection and control of dc arc faults
  • 8,107,516 Power line communications apparatus
  • 8,099,197 Method and system for distributed energy generator message aggregation
  • 8,076,802 Method and apparatus for distributed VAr compensation
  • 8,035,257 Method and apparatus for improved burst mode during power conversion
  • 7,986,539 Method and apparatus for maximum power point tracking in power conversion based on dual feedback loops and power ripples
  • 7,986,122 Method and apparatus for power conversion with maximum power point tracking and burst mode capability
  • 7,944,083 Method and apparatus for characterizing a circuit coupled to an AC line
  • 7,925,459 Method and apparatus for determining an operating voltage for preventing photovoltaic cell reverse breakdown during power conversion
  • 7,923,983 Method and apparatus for measuring AC voltages
  • 7,916,505 Method and apparatus for a leakage energy recovery circuit
  • 7,899,632 Method and apparatus for anti-islanding of distributed power generation systems
  • 7,855,473 Apparatus for phase rotation for a three-phase AC circuit
  • 7,817,450 Method and apparatus for resetting a silicon controlled rectifier bridge
  • 7,796,412 Method and apparatus for converting direct current to alternating current
  • 7,768,155 Method and apparatus for improved burst mode during power conversion

More information is available at uspto.gov.

Australia

  • 2011203367 Distributed inverter and intelligent gateway
  • 2011202022 Method and apparatus for converting direct current to alternating current
  • 2010273590 Method and apparatus for identifying redeployed distributed generator components
  • 2010201291 Apparatus for coupling power generated by a photovoltaic module to an output
  • 2008254828 Photovoltaic AC inverter mount and interconnect
  • 2008254822 Photovoltaic module-mounted AC inverter
  • 2008254814 Distributed inverter and intelligent gateway
  • 2007229854 Method and apparatus for converting direct current to alternating current

Japan

  • 5,459,634 Method and apparatus for maximum power point tracking in power conversion based on dual feedback loops and power ripples
  • 5,455,184 Method and apparatus for power conversion with maximum power point tracking and burst mode capability
  • 5,259,108 Method and apparatus for converting direct current to alternating current

Republic of Korea

  • 101197807 Method and apparatus for measuring AC voltages
  • 101245080 Method and apparatus for extending zero-voltage switching range in a DC to DC converter

Israel

  • 202,197 System and appartatus for use in energy conversion

European Patent Convention

  • 02133652000199 Inverter module