Annual patents filed for renewable energy technologies by country

Data only includes energy source technologies, and excludes technologies such as energy storage or transport. Figures in recent years are subject to a time lag; submitted patents may not yet be reflected in the data.

Countries reporting
64
Highest
2,649 patents
China
Lowest
1 patents
Croatia
Median
2.5 patents
Years covered
26
2000–2025
Data points
1,252

What the numbers show

Annual patents filed for renewable energy technologies is currently reported for 64 countries. The highest value is 2,649 patents in China; the lowest is 1 patents in Croatia.

The median across all reporting countries is 2.5 patents, and the mean is 55.55 patents.

The gap between the highest and lowest reporting country is a factor of about 2,649.

Over the past decade 6 countries rose and 53 fell. The largest increase was in Saudi Arabia (up 400.0%), and the largest decrease in Singapore (down 99.3%).

Annual patents filed for renewable energy technologies: full country ranking

#Country LatestYear 10-year changeTrend
1 China 2,649 patents 2025 down 79.7% volatile
2 United States 266 patents 2025 down 94.2% volatile
3 South Korea 124 patents 2025 down 95.4% volatile
4 Japan 97 patents 2025 down 96.9% volatile
5 Taiwan 92 patents 2024 down 92.2% volatile
6 Australia 60 patents 2025 down 80.5% rising
7 Russia 32 patents 2021 down 65.6% volatile
8 Italy 23 patents 2023 down 70.1% volatile
9 Germany 19 patents 2025 down 95.7% volatile
10 Mexico 18 patents 2025 down 82.9% volatile
11 Israel 13 patents 2025 down 73.5% volatile
12 United Kingdom 12 patents 2024 down 91.2% volatile
13 Malaysia 10 patents 2022 down 88.9% volatile
13 Saudi Arabia 10 patents 2023 up 400.0% volatile
15 Turkey 9 patents 2021 up 12.5% volatile
16 Peru 8 patents 2022 up 33.3% volatile
17 Czechia 7 patents 2024 down 22.2% volatile
18 France 5 patents 2024 down 97.0% volatile
18 Philippines 5 patents 2022 down 78.3% volatile
18 Egypt 5 patents 2012 up 25.0% volatile
21 Slovenia 4 patents 2021 down 55.6% volatile
21 Norway 4 patents 2023 unchanged volatile
21 Lithuania 4 patents 2021 down 33.3% volatile
21 South Africa 4 patents 2025 down 92.2% volatile
21 Spain 4 patents 2025 down 98.5% volatile
21 Poland 4 patents 2024 down 95.4% volatile
27 Portugal 3 patents 2022 down 91.7% volatile
27 Hong Kong 3 patents 2019 down 90.0% volatile
27 Austria 3 patents 2024 down 78.6% volatile
27 Luxembourg 3 patents 2025 down 40.0% volatile
27 Finland 3 patents 2022 down 72.7% volatile
27 Switzerland 3 patents 2024 down 83.3% volatile
33 Slovakia 2 patents 2024 down 50.0% volatile
33 Romania 2 patents 2024 down 66.7% volatile
33 Ukraine 2 patents 2020 down 84.6% volatile
33 San Marino 2 patents 2020 down 33.3% volatile
33 New Zealand 2 patents 2021 down 83.3% volatile
33 Argentina 2 patents 2023 down 66.7% volatile
33 Netherlands 2 patents 2025 down 89.5% volatile
33 Brazil 2 patents 2023 down 98.5% volatile
33 Morocco 2 patents 2022 down 93.5% volatile
33 Canada 2 patents 2024 down 99.0% volatile
33 Chile 2 patents 2025 down 94.1% volatile
33 Cuba 2 patents 2022 up 100.0% volatile
33 Ecuador 2 patents 2021 up 100.0% volatile
33 Greece 2 patents 2023 down 77.8% volatile
33 Belgium 2 patents 2024 unchanged volatile
33 Moldova 2 patents 2023 unchanged rising
33 Latvia 2 patents 2018 down 33.3% volatile
50 Estonia 1 patents 2023 down 75.0% volatile
50 Ireland 1 patents 2021 down 50.0% volatile
50 Singapore 1 patents 2021 down 99.3% volatile
50 Denmark 1 patents 2023 down 97.6% volatile
50 Serbia 1 patents 2023 down 50.0% volatile
50 Cyprus 1 patents 2023 down 87.5% volatile
50 Hungary 1 patents 2023 down 95.7% volatile
50 Sweden 1 patents 2024 down 92.3% volatile
50 Tunisia 1 patents 2022 down 93.3% volatile
50 Costa Rica 1 patents 2022 unchanged volatile
50 Colombia 1 patents 2025 unchanged volatile
50 Uruguay 1 patents 2021 down 66.7% falling
50 Bulgaria 1 patents 2024 down 75.0% volatile
50 India 1 patents 2022 down 98.6% volatile
50 Croatia 1 patents 2023 down 94.1% volatile

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Annual patents filed for renewable energy technologies by country. Statizoid, drawing on IRENA – INSPIRE Platform (2026) – with major processing by Our World in Data. Retrieved 27 September 2026, from https://energy.statizoid.com/stat/patents-filed-for-renewables/

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About this data

Indicator
Annual patents filed for renewable energy technologies
Unit
patents
Source
IRENA – INSPIRE Platform (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
64 places, 1,252 data points, 2000–2025
Last refreshed

Data only includes energy source technologies, and excludes technologies such as energy storage or transport. Figures in recent years are subject to a time lag; submitted patents may not yet be reflected in the data.