Annual patents filed for electric vehicle technologies in Japan
Japan: Annual patents filed for electric vehicle technologies was 27 patents in 2025. ◆ Volatile
Annual patents filed for electric vehicle technologies in Japan, 2000–2025
Source: IRENA – INSPIRE Platform (2026) – with major processing by Our World in Data. Measured in patents.
Analysis
The most recent figure for annual patents filed for electric vehicle technologies in Japan is 27 patents, measured in 2025. That is the lowest value across all 26 years on record.
Compared with earlier readings it is down 75.2% on the previous year and down 98.7% over ten years.
Over the whole period, annual patents filed for electric vehicle technologies in Japan peaked at 3,013 patents in 2011 and was at its lowest, 27 patents, in 2025.
That places Japan 3rd out of 53 countries with data for 2025, putting it in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Annual patents filed for electric vehicle technologies in Japan, year by year
| Year | patents | Change |
|---|---|---|
| 2000 | 636 patents | — |
| 2001 | 716 patents | +12.6% |
| 2002 | 824 patents | +15.1% |
| 2003 | 1,034 patents | +25.5% |
| 2004 | 1,082 patents | +4.6% |
| 2005 | 1,233 patents | +14.0% |
| 2006 | 1,736 patents | +40.8% |
| 2007 | 2,124 patents | +22.4% |
| 2008 | 2,323 patents | +9.4% |
| 2009 | 2,198 patents | -5.4% |
| 2010 | 2,444 patents | +11.2% |
| 2011 | 3,013 patents | +23.3% |
| 2012 | 2,708 patents | -10.1% |
| 2013 | 2,410 patents | -11.0% |
| 2014 | 2,104 patents | -12.7% |
| 2015 | 2,017 patents | -4.1% |
| 2016 | 1,958 patents | -2.9% |
| 2017 | 1,949 patents | -0.5% |
| 2018 | 2,618 patents | +34.3% |
| 2019 | 2,261 patents | -13.6% |
| 2020 | 1,822 patents | -19.4% |
| 2021 | 1,559 patents | -14.4% |
| 2022 | 943 patents | -39.5% |
| 2023 | 440 patents | -53.3% |
| 2024 | 109 patents | -75.2% |
| 2025 | 27 patents | -75.2% |
Japan compared with similar countries
- Japan's 27 patents is above the median for high income countries, which is 2 patents, 13.5× the median. (38 countries reporting)
- Japan's 27 patents is above the median for East Asia & Pacific, which is 5 patents, 5.4× the median. (9 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 1,391 patents | 636 patents | 2,323 patents | 10 |
| 2010s | 2,348 patents | 1,949 patents | 3,013 patents | 10 |
| 2020s | 816.67 patents | 27 patents | 1,822 patents | 6 |
Countries ranked near Japan
- 1 China 152 patents compare
- 2 United States 76 patents compare
- 4 Mexico 22 patents compare
- 5 Singapore 18 patents compare
- 5 United Kingdom 18 patents compare
More science & technology data for Japan
- Mobile landline subscriptions, per unit of GDP 0 units per US$ of GDP (2023)
- Mobile landline subscriptions, gaps filled 178.43 (2023)
- Mobile cellular subscriptions by country, per capita 1.78 units per person (2023)
- Mobile cellular subscriptions by country, per unit of GDP 0.0001 units per US$ of GDP (2023)
- Mobile cellular subscriptions by country, gaps filled 221.92 million (2023)
- Mobile cellular subscriptions by country, per square kilometre 608.71 units per square kilometre (2023)
- Mobile landline subscriptions, annual growth rate 5.83 % change on previous year (2023)
- Mobile cellular subscriptions by country, annual growth rate 5.3 % change on previous year (2023)
- Scientific and technical journal articles 96,543 (2023)
- Scientific and technical journal articles, per capita 0.0008 units per person (2023)
Frequently asked questions
- What is annual patents filed for electric vehicle technologies in Japan?
- Annual patents filed for electric vehicle technologies in Japan was 27 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 electric vehicle technologies recorded in Japan?
- The highest recorded value was 3,013 patents in 2011.
- What is the lowest annual patents filed for electric vehicle technologies recorded in Japan?
- The lowest recorded value was 27 patents in 2025.
- How does Japan rank for annual patents filed for electric vehicle technologies?
- Japan ranks 3rd out of 53 countries with data for 2025.
- Is annual patents filed for electric vehicle technologies rising or falling in Japan?
- Over the last ten years it is down 98.7%. The long-run trend across the full record is volatile.
- Where does this Japan 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 electric vehicle technologies. Statizoid updates them automatically from the source API.
Download this data
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.