Japan vs United States of America: Annual patents filed in sustainable energy

Japan
1,611 patents
in 2024
United States of America
1,840 patents
in 2024
Japan rank
3rd
United States of America rank
2nd

Annual patents filed in sustainable energy over time

  • Japan
  • United States of America
010.0k20.0k30.0k200020122024

How they compare

United States of America currently reports 1,840 patents against 1,611 patents in Japan, a difference of 229 patents.

That makes United States of America's figure about 1.1 times Japan's.

The two have swapped places 1 time across 25 shared years of data; in 2000 it was Japan ahead.

Japan ranks 3rd and United States of America ranks 2nd of 74 countries.

Across the 3 decades both report, Japan averaged higher in 1 and United States of America in 2.

Head to head by decade

Decade Japan United States of America Difference Ahead
2000s 16,943 patents 12,125 patents 4,818 patents Japan
2010s 25,788 patents 31,757 patents 5,969 patents United States of America
2020s 14,678 patents 20,807 patents 6,129 patents United States of America

Averages of every year both report within each decade.

Frequently asked questions

Which has higher annual patents filed in sustainable energy, Japan or United States of America?
United States of America, at 1,840 patents against 1,611 patents in Japan as of 2024.
What is the difference in annual patents filed in sustainable energy between Japan and United States of America?
229 patents, with United States of America ahead.
How many years of comparable data are there for Japan and United States of America?
25 years are reported by both, from 2000 to 2024.
How do Japan and United States of America rank globally for annual patents filed in sustainable energy?
Japan ranks 3rd and United States of America ranks 2nd of 74 countries.
Where does this data come from?
IRENA - INSPIRE Platform (2025) – with major processing by Our World in Data, published as Annual patents filed in sustainable energy. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Japan vs United States of America: Annual patents filed in sustainable energy. Statizoid, drawing on IRENA - INSPIRE Platform (2025) – with major processing by Our World in Data. Retrieved 07 September 2026, from https://energy.statizoid.com/compare/patents-for-renewables-by-country/japan/united-states/

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About this data

Indicator
Annual patents filed in sustainable energy
Unit
patents
Source
IRENA - INSPIRE Platform (2025) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
74 places, 1,593 data points, 2000–2024
Last refreshed

Figures in recent years are subject to a time lag; submitted patents may not yet be reflected in the data.