Annual patents filed in sustainable energy by country
Figures in recent years are subject to a time lag; submitted patents may not yet be reflected in the data.
Countries reporting
74
Highest
17,597 patents
China
Lowest
1 patents
Estonia
Median
6 patents
Years covered
26
2000–2025
Data points
1,661
What the numbers show
Annual patents filed in sustainable energy is currently reported for 74 countries. The highest value is 17,597 patents in China; the lowest is 1 patents in Estonia.
The median across all reporting countries is 6 patents, and the mean is 316.93 patents.
The gap between the highest and lowest reporting country is a factor of about 17,597.
Over the past decade 6 countries rose and 65 fell. The largest increase was in Saudi Arabia (up 640.0%), and the largest decrease in France (down 99.9%).
Annual patents filed in sustainable energy: full country ranking
| # | Country | Latest | Year | 10-year change | Trend |
|---|---|---|---|---|---|
| 1 | China | 17,597 patents | 2025 | down 73.9% | volatile |
| 2 | United States | 2,301 patents | 2025 | down 92.7% | rising |
| 3 | Japan | 1,401 patents | 2025 | down 93.9% | rising |
| 4 | South Korea | 646 patents | 2025 | down 95.8% | volatile |
| 5 | Russia | 285 patents | 2021 | down 84.6% | rising |
| 6 | Australia | 219 patents | 2025 | down 88.0% | falling |
| 7 | Mexico | 216 patents | 2025 | down 75.1% | rising |
| 8 | Germany | 118 patents | 2025 | down 98.6% | rising |
| 9 | Italy | 102 patents | 2023 | down 79.4% | volatile |
| 10 | Saudi Arabia | 74 patents | 2023 | up 640.0% | volatile |
| 11 | Israel | 52 patents | 2025 | down 86.6% | volatile |
| 12 | Morocco | 33 patents | 2024 | down 77.6% | volatile |
| 13 | Poland | 32 patents | 2024 | down 96.7% | volatile |
| 14 | Brazil | 31 patents | 2023 | down 98.5% | volatile |
| 15 | Egypt | 23 patents | 2012 | up 187.5% | volatile |
| 16 | New Zealand | 22 patents | 2022 | down 94.5% | volatile |
| 16 | Chile | 22 patents | 2025 | down 93.0% | volatile |
| 18 | Argentina | 20 patents | 2024 | down 87.4% | falling |
| 19 | Cyprus | 15 patents | 2023 | down 72.2% | rising |
| 20 | Uruguay | 13 patents | 2021 | down 50.0% | volatile |
| 21 | Czechia | 11 patents | 2025 | down 71.8% | falling |
| 21 | South Africa | 11 patents | 2025 | down 97.6% | volatile |
| 21 | Malaysia | 11 patents | 2022 | down 97.7% | volatile |
| 24 | Turkey | 10 patents | 2022 | down 87.0% | volatile |
| 24 | Colombia | 10 patents | 2025 | down 33.3% | volatile |
| 26 | United Kingdom | 9 patents | 2025 | down 99.4% | rising |
| 26 | Dominican Republic | 9 patents | 2024 | up 200.0% | volatile |
| 28 | Guatemala | 8 patents | 2017 | up 14.3% | volatile |
| 28 | Switzerland | 8 patents | 2024 | down 94.0% | volatile |
| 28 | Austria | 8 patents | 2024 | down 95.2% | volatile |
| 31 | Jordan | 7 patents | 2021 | up 75.0% | volatile |
| 31 | Singapore | 7 patents | 2021 | down 98.7% | volatile |
| 31 | Netherlands | 7 patents | 2025 | down 94.4% | rising |
| 34 | Spain | 6 patents | 2025 | down 99.7% | volatile |
| 34 | Belgium | 6 patents | 2024 | down 87.0% | volatile |
| 34 | Sweden | 6 patents | 2025 | down 96.5% | rising |
| 34 | Ecuador | 6 patents | 2024 | down 45.5% | volatile |
| 34 | Montenegro | 6 patents | 2013 | up 500.0% | volatile |
| 39 | Philippines | 5 patents | 2023 | down 83.9% | volatile |
| 39 | Canada | 5 patents | 2024 | down 99.9% | flat |
| 39 | Ireland | 5 patents | 2024 | down 16.7% | volatile |
| 39 | Greece | 5 patents | 2023 | down 90.7% | volatile |
| 39 | Serbia | 5 patents | 2023 | down 93.1% | volatile |
| 39 | Slovakia | 5 patents | 2024 | down 82.1% | volatile |
| 45 | Hungary | 4 patents | 2024 | down 98.6% | volatile |
| 45 | Bulgaria | 4 patents | 2024 | down 55.6% | falling |
| 45 | Luxembourg | 4 patents | 2025 | down 85.7% | volatile |
| 48 | Moldova | 3 patents | 2023 | down 70.0% | volatile |
| 48 | Nicaragua | 3 patents | 2020 | down 72.7% | volatile |
| 48 | India | 3 patents | 2022 | down 99.4% | volatile |
| 51 | Slovenia | 2 patents | 2023 | down 98.3% | volatile |
| 51 | Cuba | 2 patents | 2023 | down 87.5% | volatile |
| 51 | Peru | 2 patents | 2024 | down 94.7% | volatile |
| 51 | Romania | 2 patents | 2024 | down 97.4% | volatile |
| 51 | Ukraine | 2 patents | 2023 | down 99.1% | volatile |
| 51 | Taiwan | 2 patents | 2025 | down 99.9% | volatile |
| 51 | Panama | 2 patents | 2009 | unchanged | rising |
| 51 | Portugal | 2 patents | 2024 | down 99.5% | volatile |
| 51 | Norway | 2 patents | 2025 | down 98.4% | falling |
| 51 | Finland | 2 patents | 2024 | down 98.3% | volatile |
| 61 | Iceland | 1 patents | 2024 | unchanged | volatile |
| 61 | Croatia | 1 patents | 2024 | down 99.0% | volatile |
| 61 | Honduras | 1 patents | 2012 | — | falling |
| 61 | Hong Kong | 1 patents | 2020 | down 99.5% | volatile |
| 61 | Lithuania | 1 patents | 2023 | down 98.9% | volatile |
| 61 | Costa Rica | 1 patents | 2023 | down 96.2% | volatile |
| 61 | Tunisia | 1 patents | 2022 | down 98.8% | volatile |
| 61 | Latvia | 1 patents | 2021 | down 90.0% | flat |
| 61 | Georgia | 1 patents | 2022 | down 90.9% | volatile |
| 61 | France | 1 patents | 2025 | down 99.9% | volatile |
| 61 | San Marino | 1 patents | 2022 | down 94.1% | volatile |
| 61 | El Salvador | 1 patents | 2018 | down 83.3% | volatile |
| 61 | Denmark | 1 patents | 2025 | down 99.9% | volatile |
| 61 | Estonia | 1 patents | 2024 | down 50.0% | volatile |
About this data
Figures in recent years are subject to a time lag; submitted patents may not yet be reflected in the data.