China vs South Korea: Annual patents filed for energy storage technologies
China
7,832 patents
in 2025
South Korea
295 patents
in 2025
China rank
1st
South Korea rank
4th
Annual patents filed for energy storage technologies over time
- China
- South Korea
How they compare
China currently reports 7,832 patents against 295 patents in South Korea, a difference of 7,537 patents.
That makes China's figure about 26.5 times South Korea's.
Across all 26 years both countries report, China has been ahead every year.
China ranks 1st and South Korea ranks 4th of 58 countries.
China has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | China | South Korea | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 2,584 patents | 1,325 patents | 1,259 patents | China |
| 2010s | 19,269 patents | 4,032 patents | 15,237 patents | China |
| 2020s | 57,005 patents | 5,251 patents | 51,754 patents | China |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual patents filed for energy storage technologies, China or South Korea?
- China, at 7,832 patents against 295 patents in South Korea as of 2025.
- What is the difference in annual patents filed for energy storage technologies between China and South Korea?
- 7,537 patents, with China ahead.
- How many years of comparable data are there for China and South Korea?
- 26 years are reported by both, from 2000 to 2025.
- How do China and South Korea rank globally for annual patents filed for energy storage technologies?
- China ranks 1st and South Korea ranks 4th of 58 countries.
- Where does this data come from?
- IRENA – INSPIRE Platform (2026) – with major processing by Our World in Data, published as Annual patents filed for energy storage technologies. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Figures in recent years are subject to a time lag; submitted patents may not yet be reflected in the data.