Rondo Energy has a total of 80 patents globally, out of which 47 have been granted. Of these 80 patents, more than 96% patents are active. United States of America is where Rondo Energy has filed the maximum number of patents, followed by Europe (EPO) and Australia. Parallelly, United States of America seems to be the main focused R&D centre and also is the origin country of Rondo Energy.
Rondo Energy founded in 2020, Rondo Energy delivers zero-carbon industrial heat through its innovative Rondo Heat Battery, which uses renewable electricity to power high-temperature industrial processes. Capable of reaching up to 1,500°C, it operates at twice the efficiency and less than half the cost of hydrogen. Rondo offers complete energy solutions globally, both as capital projects and via Heat-as-a-Service, helping industries reduce costs and eliminate emissions.
Do read about some of the most popular patents of Rondo Energy which have been covered by us in this article and also you can find Rondo Energy patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Rondo Energy patent portfolio.
How many patents does Rondo Energy have?
Rondo Energy has a total of 80 patents globally. These patents belong to 4 unique patent families. Out of 80 patents, 77 patents are active.
How Many Patents did Rondo 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 | Rondo Energy Applications Filed | Rondo Energy Patents Granted |
| 2025 | 3 | 11 |
| 2024 | 29 | 21 |
| 2023 | 22 | 11 |
| 2022 | 14 | 4 |
| 2021 | 12 | – |
How many Rondo Energy patents are Alive/Dead?
Worldwide Patents

How Many Patents did Rondo Energy File in Different Countries?

Countries in which Rondo Energy Filed Patents
| Country | Patents |
| United States of America | 57 |
| Europe (EPO) | 2 |
| Australia | 2 |
| France | 1 |
| Spain | 1 |
| Morocco | 1 |
| Ireland | 1 |
| Germany | 1 |
| Greece | 1 |
| India | 1 |
| Hong Kong (S.A.R.) | 1 |
| Norway | 1 |
| Chile | 1 |
| Brazil | 1 |
| Israel | 1 |
| Canada | 1 |
Where are Research Centres of Rondo Energy Patents Located?

10 Best Rondo Energy Patents
US11603776B2 is the most popular patent in the Rondo Energy portfolio. It has received 11 citations so far from companies like Pratt & Whitney and Heatrix Gmbh.
Below is the list of 10 most cited patents of Rondo Energy:
| Publication Number | Citation Count |
| US11603776B2 | 11 |
| US11391181B2 | 6 |
| US20240113527A1 | 5 |
| US12018596B2 | 2 |
| US11702963B2 | 2 |
| US20250092803A1 | 1 |
| US12158088B2 | 1 |
| US11873741B2 | 1 |
| US20240254897A1 | 1 |
| US11795842B2 | 1 |
What Percentage of Rondo Energy US Patent Applications were Granted?
Rondo Energy (Excluding its subsidiaries) has filed 44 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 31 have been granted leading to a grant rate of 100.0%.
Below are the key stats of Rondo Energy patent prosecution at the USPTO.

Which Law Firms are managing US Patents for Rondo Energy?
| Law Firm | Total Applications | Success Rate |
| Rondo Energy (Inhouse IP Dept.) | 43 | 100.00% |
| Banner & Witcoff Ltd | 1 | 0% |
What are Rondo Energy key innovation segments?
What Technologies are Covered by Rondo Energy?

The chart below distributes patents filed by Rondo Energy in different countries on the basis of the technology protected in patents. It also represents the markets where Rondo Energy thinks it’s important to protect particular technological inventions.

R&D Focus: How has Rondo Energy search focus changed over the years?

EXCLUSIVE INSIGHTS COMING SOON!
Interested in knowing about the areas of innovation that are being protected by Rondo Energy?