For the Inventor, By the Inventor

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Petaluma, CA, United States of America

Enphase Energy, Inc.

USPTO Granted Patents = 231

EPO Patents = 13

Trademarks = 18

Forward Citations = 1,213

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131 inventors (with patents filed for the assignee):

Martin Fornage (100 out of 102 patents)

Donald Richard Zimmanck (44 out of 44 patents)

Michael John Harrison (36 out of 47 patents)

4. Patrick L Chapman (18 out of 76 patents)

5. Benjamin Lewis Smith (11 out of 11 patents)

6. Ryan J Linderman (11 out of 42 patents)

7. Raghuveer R Belur (9 out of 9 patents)

8. Sumit Saraogi (7 out of 7 patents)

9. Ashish Bansal (7 out of 7 patents)

10. Samuel Mattathil Joseph (6 out of 6 patents)

11. Kennan Herbert Laudel (6 out of 16 patents)

12. Christopher Rowe (6 out of 6 patents)

13. Mudhafar Hassan-Ali (6 out of 15 patents)

14. Marv Dargatz (6 out of 6 patents)

15. John Scott Berdner (5 out of 5 patents)

Core Competencies:

Microinverters

Energy Management Systems

Power Conversion

Gallium Nitride Transistors

Photovoltaic Applications

Storage Systems

Active EMI Cancellation

Distributed Energy Systems

Predictive Power Control

Transformer Winding

Renewable Energy Systems

Autonomous Charge Balancing

231 patents: Sort by Forward Citations

1. 12457010 - Energy management systems (2025-10-28),

2. 12456870 - Microinverters for PV applications (2025-10-28),

3. 12431731 - Microinverters for photovoltaic applications (2025-09-30),

4. 12381031 - Continuous folding planar transformer winding (2025-08-05),

5. 12308754 - Gallium nitride bi-directional high electron mobility transistor in switched-mode neutral forming device applications (2025-05-20),

6. 12288988 - Method and apparatus for controlling power grid member behavior (2025-04-29),

7. 12278493 - Storage system configured for use with an energy management system (2025-04-14),

8. 12268094 - Piezoelectric power converter with trajectory control (2025-04-01),

9. 12261441 - Methods and apparatus for discharge protection in a storage system (2025-03-25),

10. 12255554 - Bootstrap start-up circuit for microinverter (2025-03-18),

11. 12255524 - Isolated gate driver for bidirectional FET pair (2025-03-18),

12. 12249837 - Microinverter for use with storage system (2025-03-11),

13. 12224594 - Portable energy system with ac input (2025-02-11),

14. 12159288 - Methods and apparatus for maintaining a power conversion system (2024-12-03),

15. 12132319 - Partial-resonant converters for PV applications (2024-10-29),

Enphase Energy, Inc. is a global energy technology company that provides microinverter-based solar-plus-storage systems. They design, develop, manufacture, and sell microinverter systems for the solar photovoltaic industry. Enphase is committed to revolutionizing the way solar energy is generated, stored, and consumed, enabling a clean energy future for everyone.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

231 Patents

#1 in Petaluma, CA

#400 in California

#1,749 in US

#3,601 in the World

Petaluma, CA, United States of America

Enphase Energy, Inc.

Forward Citations = 1,213

131 inventors:

Martin Fornage (100 out of 102 patents)

Donald Richard Zimmanck (44 out of 44 patents)

Michael John Harrison (36 out of 47 patents)

4. Patrick L Chapman (18 out of 76 patents)

5. Benjamin Lewis Smith (11 out of 11 patents)

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