Enphase Energy has a total of 765 patents globally, out of which 404 have been granted. Of these 765 patents, more than 53% patents are active. United States of America is where Enphase Energy has filed the maximum number of patents, followed by Europe and Japan. Parallelly, USA seems to be the main focused R&D center and also is the origin country of Enphase Energy.
Enphase Energy was founded in 2006 by Raghu Belur and Martin Fornage. Enphase Energy, Inc. manufactures solar energy equipment. The Company offers home and commercial solar and storage solutions. As of June 2022, Enphase Energy has a market cap of $24.64 Billion.
Read about some of the most popular patents of Enphase Energy which have been covered by us in this article and also you can find Enphase Energy patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Enphase Energy patent portfolio.
How many patents does the Founder and CEO of Enphase Energy have?
The Founder Raghu Belur has 0 and Martin Fornage has 332 patents and the CEO Badri Kothandaraman has 9 patents.
How many patents does Enphase Energy have?
Enphase Energy has a total of 765 patents globally. These patents belong to 260 unique patent families. Out of 765 patents, 406 patents are active.
How Many Patents did Enphase Energy File Every Year?
Are you wondering why there is a drop in patent filing for the last two years? It is because a patent application can take up to 18 months to get published. Certainly, it doesn’t suggest a decrease in the patent filing.
| Year of Patents Filing or Grant | Enphase Energy Applications Filed | Enphase Energy Patents Granted |
| 2011 | 82 | 17 |
| 2012 | 97 | 26 |
| 2013 | 61 | 33 |
| 2014 | 89 | 45 |
| 2015 | 55 | 57 |
| 2016 | 56 | 51 |
| 2017 | 19 | 40 |
| 2018 | 17 | 46 |
| 2019 | 5 | 23 |
| 2020 | 28 | 18 |
| 2021 | 50 | 29 |
| 2022 | 1 | 12 |
How many Enphase Energy patents are Alive/Dead?
Worldwide Patents
How Many Patents did Enphase Energy File in Different Countries?
Countries in which Enphase Energy Filed Patents
| Country | Patents |
| United States Of America | 373 |
| Europe | 68 |
| Japan | 43 |
| Australia | 40 |
| Canada | 33 |
| China | 30 |
| Korea (South) | 27 |
| Germany | 13 |
| Israel | 10 |
| United Kingdom | 2 |
| India | 2 |
| Malaysia | 1 |
| Hong Kong (S.A.R.) | 1 |
| New Zealand | 1 |
| Brazil | 1 |
Where are Research Centers of Enphase Energy Patents Located?
10 Best Enphase Energy Patents
US20090020151A1 is the most popular patent in the Enphase Energy portfolio. It has received 202 citations so far from companies like Futurewei Technologies, Solaredge Technologies and Helios Focus Llc.
Below is the list of 10 most cited patents of Enphase Energy:
| Publication Number | Citation Count |
| US20090020151A1 | 202 |
| US20080283118A1 | 141 |
| US8158877B2 | 140 |
| US7945413B2 | 130 |
| US20090000654A1 | 121 |
| US8179147B2 | 118 |
| US8581441B2 | 114 |
| US20100157632A1 | 104 |
| US7796412B2 | 93 |
| US7768155B2 | 93 |
Which Companies are using Enphase Energy Patents to Advance their Research?
If patents or patents from a particular technology area of a company receive a lot of citations, it implies that the technology is being followed and incrementally innovated by the citing companies. It also indicates that citing companies are working on similar and closely related technologies.
The top citing companies in the Enphase Energy patent portfolio are General Electric, Solaredge Technologies and Sunpower.
List of the top forward citing Companies –
| Company | Number of Patents |
| General Electric | 19 |
| Solaredge Technologies Ltd | 13 |
| Sunpower | 13 |
| Lg Electronics | 12 |
| Sma Solar Technology | 10 |
| Solantro Semiconductor Corp | 7 |
| Siemens | 6 |
| Delta Electronics | 6 |
| Sparq Systems | 6 |
| Delta Electronics (Shanghai) Co Ltd | 5 |
Count of 102 and 103 Type Rejections based on Enphase Energy Patents
Top Enphase Energy Patents used in Rejecting Most Patent Applications
| Patent Number | Count of Rejected Applications |
| US7796412B2 | 21 |
| US8158877B2 | 15 |
| US8462518B2 | 14 |
| US20080283118A1 | 13 |
| US9263895B2 | 13 |
| US20100157632A1 | 12 |
| US8482947B2 | 9 |
| US8796884B2 | 9 |
| US20090000654A1 | 9 |
| US10468993B2 | 9 |
| US8435056B2 | 8 |
| US8508964B2 | 8 |
| US8279642B2 | 8 |
| US8842454B2 | 7 |
| US8179147B2 | 7 |
What Percentage of Enphase Energy US Patent Applications were Granted?
Enphase Energy (Excluding its subsidiaries) has filed 396 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 281 have been granted leading to a grant rate of 85.4%.
Below are the key stats of Enphase Energy patent prosecution at the USPTO.
Which Law Firms Filed Most US Patents for Enphase Energy?
| Law Firm | Total Applications | Success Rate |
| Moser Taboada | 388 | 85.36% |
| Barnes & Thornburg Llp | 2 | 100.00% |
| Birch Stewart Kolasch & Birch | 1 | 100.00% |
| Grasso Pllc | 1 | 0.00% |
| Harlow Wright | 1 | 100.00% |
| Nixon & Vanderhye Pc | 1 | 100.00% |
| Oliff Plc | 1 | 100.00% |
| Westerman Hattori Daniels & Adrian Llp | 1 | 100.00% |
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