Annual patents filed for energy storage technologies in South Korea
South Korea: Annual patents filed for energy storage technologies was 295 patents in 2025. ◆ Volatile
Annual patents filed for energy storage technologies in South Korea, 2000–2025
Source: IRENA – INSPIRE Platform (2026) – with major processing by Our World in Data. Measured in patents.
Analysis
In 2025, annual patents filed for energy storage technologies in South Korea stood at 295 patents. That is the lowest value across all 26 years on record.
Compared with earlier readings it is down 86.7% on the previous year and down 93.2% over ten years.
Over the whole period, annual patents filed for energy storage technologies in South Korea peaked at 9,275 patents in 2023 and was at its lowest, 295 patents, in 2025.
South Korea ranks 4th of 58 countries on this measure, in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Annual patents filed for energy storage technologies in South Korea, year by year
| Year | patents | Change |
|---|---|---|
| 2000 | 730 patents | — |
| 2001 | 866 patents | +18.6% |
| 2002 | 968 patents | +11.8% |
| 2003 | 1,017 patents | +5.1% |
| 2004 | 1,306 patents | +28.4% |
| 2005 | 1,671 patents | +27.9% |
| 2006 | 1,741 patents | +4.2% |
| 2007 | 1,667 patents | -4.3% |
| 2008 | 1,591 patents | -4.6% |
| 2009 | 1,695 patents | +6.5% |
| 2010 | 2,532 patents | +49.4% |
| 2011 | 3,197 patents | +26.3% |
| 2012 | 3,767 patents | +17.8% |
| 2013 | 4,325 patents | +14.8% |
| 2014 | 4,276 patents | -1.1% |
| 2015 | 4,323 patents | +1.1% |
| 2016 | 4,180 patents | -3.3% |
| 2017 | 4,270 patents | +2.2% |
| 2018 | 4,682 patents | +9.6% |
| 2019 | 4,764 patents | +1.8% |
| 2020 | 5,845 patents | +22.7% |
| 2021 | 6,848 patents | +17.2% |
| 2022 | 7,032 patents | +2.7% |
| 2023 | 9,275 patents | +31.9% |
| 2024 | 2,212 patents | -76.2% |
| 2025 | 295 patents | -86.7% |
South Korea compared with similar countries
- South Korea's 295 patents is above the median for high income countries, which is 4 patents, 73.8× the median. (40 countries reporting)
- South Korea's 295 patents is above the median for East Asia & Pacific, which is 20 patents, 14.8× the median. (9 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 1,325 patents | 730 patents | 1,741 patents | 10 |
| 2010s | 4,032 patents | 2,532 patents | 4,764 patents | 10 |
| 2020s | 5,251 patents | 295 patents | 9,275 patents | 6 |
Countries ranked near South Korea
More energy & mining data for South Korea
- Fossil fuel consumption by fuel, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, annual growth rate -1.55 % change on previous year (2025)
- Coal consumption, per capita 0 terawatt-hours per person (2025)
- Coal consumption, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, per capita 0.0001 terawatt-hours per person (2025)
- Coal production, per capita 0 terawatt-hours per person (2025)
- Coal production, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Fossil fuel consumption by fuel, per capita 0 terawatt-hours per person (2025)
- Fuel imports 25.7% (2024)
Frequently asked questions
- What is annual patents filed for energy storage technologies in South Korea?
- Annual patents filed for energy storage technologies in South Korea was 295 patents in 2025, according to IRENA – INSPIRE Platform (2026) – with major processing by Our World in Data.
- What is the highest annual patents filed for energy storage technologies recorded in South Korea?
- The highest recorded value was 9,275 patents in 2023.
- What is the lowest annual patents filed for energy storage technologies recorded in South Korea?
- The lowest recorded value was 295 patents in 2025.
- How does South Korea rank for annual patents filed for energy storage technologies?
- South Korea ranks 4th out of 58 countries with data for 2025.
- Is annual patents filed for energy storage technologies rising or falling in South Korea?
- Over the last ten years it is down 93.2%. The long-run trend across the full record is volatile.
- Where does this South Korea data come from?
- The figures come from IRENA – INSPIRE Platform (2026) – with major processing by Our World in Data, published as part of Annual patents filed for energy storage technologies. Statizoid updates them automatically from the source API.
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CSV · JSON — 26 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Figures in recent years are subject to a time lag; submitted patents may not yet be reflected in the data.