China vs Japan: Environment-related technologies patents — Patent grants
China
1,763 Patents
in 2022
Japan
2,344 Patents
in 2022
China rank
5th
Japan rank
4th
Environment-related technologies patents — Patent grants over time
- China
- Japan
How they compare
Japan currently reports 2,344 Patents against 1,763 Patents in China, a difference of 581 Patents.
That makes Japan's figure about 1.3 times China's.
Across all 45 years both countries report, Japan has been ahead every year.
China ranks 5th and Japan ranks 4th of 88 countries.
Japan has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | China | Japan | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 0 Patents | 324.46 Patents | 324.46 Patents | Japan |
| 1980s | 6.12 Patents | 4,804 Patents | 4,798 Patents | Japan |
| 1990s | 16.82 Patents | 9,348 Patents | 9,331 Patents | Japan |
| 2000s | 559.43 Patents | 11,967 Patents | 11,408 Patents | Japan |
| 2010s | 4,870 Patents | 13,648 Patents | 8,778 Patents | Japan |
| 2020s | 3,694 Patents | 4,726 Patents | 1,032 Patents | Japan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher environment-related technologies patents — patent grants, China or Japan?
- Japan, at 2,344 Patents against 1,763 Patents in China as of 2022.
- What is the difference in environment-related technologies patents — patent grants between China and Japan?
- 581 Patents, with Japan ahead.
- How many years of comparable data are there for China and Japan?
- 45 years are reported by both, from 1978 to 2022.
- How do China and Japan rank globally for environment-related technologies patents — patent grants?
- China ranks 5th and Japan ranks 4th of 88 countries.
- Where does this data come from?
- Organisation for Economic Co-operation and Development, published as Environment-related technologies patents — Patent grants. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
To identify patents in environment-related technologies (ENV-TECH), detailed search strategies have been developed drawing on more than 200,000 classification symbols. The search strategies encompass a broad spectrum of technologies related to environmental pollution, water scarcity, climate change mitigation.