Annual patents filed in sustainable energy in Hong Kong, China
Hong Kong, China: Annual patents filed in sustainable energy was 1 patents in 2020. ◆ Volatile
Annual patents filed in sustainable energy in Hong Kong, China, 2000–2020
Source: IRENA - INSPIRE Platform (2025) – with major processing by Our World in Data. Measured in patents.
Analysis
In 2020, annual patents filed in sustainable energy in Hong Kong, China stood at 1 patents. That is the lowest value across all 21 years on record.
The figure is down 98.6% on the previous year and down 99.5% over ten years.
Over the whole period, annual patents filed in sustainable energy in Hong Kong, China peaked at 632 patents in 2015 and was at its lowest, 1 patents, in 2020.
That places Hong Kong, China 61st out of 74 countries with data for 2020, putting it in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Annual patents filed in sustainable energy in Hong Kong, China, year by year
| Year | patents | Change |
|---|---|---|
| 2000 | 80 patents | — |
| 2001 | 87 patents | +8.8% |
| 2002 | 229 patents | +163.2% |
| 2003 | 168 patents | -26.6% |
| 2004 | 115 patents | -31.5% |
| 2005 | 165 patents | +43.5% |
| 2006 | 195 patents | +18.2% |
| 2007 | 152 patents | -22.1% |
| 2008 | 206 patents | +35.5% |
| 2009 | 226 patents | +9.7% |
| 2010 | 218 patents | -3.5% |
| 2011 | 317 patents | +45.4% |
| 2012 | 271 patents | -14.5% |
| 2013 | 273 patents | +0.7% |
| 2014 | 196 patents | -28.2% |
| 2015 | 632 patents | +222.4% |
| 2016 | 580 patents | -8.2% |
| 2017 | 30 patents | -94.8% |
| 2018 | 486 patents | +1520.0% |
| 2019 | 69 patents | -85.8% |
| 2020 | 1 patents | -98.6% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 162.3 patents | 80 patents | 229 patents | 10 |
| 2010s | 307.2 patents | 30 patents | 632 patents | 10 |
| 2020s | 1 patents | 1 patents | 1 patents | 1 |
Countries ranked near Hong Kong, China
- 61 Bulgaria 1 patents compare
- 61 Croatia 1 patents compare
- 61 Dominican Republic 1 patents compare
- 61 El Salvador 1 patents compare
- 61 Greece 1 patents compare
- 61 Honduras 1 patents compare
- 61 India 1 patents compare
- 61 Latvia 1 patents compare
- 61 Lithuania 1 patents compare
- 61 Republic of Moldova 1 patents compare
- 61 Morocco 1 patents compare
- 61 Peru 1 patents compare
- 61 San Marino 1 patents compare
More energy & mining data for Hong Kong, China
- Fossil fuel consumption by fuel, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, annual growth rate 0.6559 % 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 terawatt-hours per person (2025)
- Coal production, per capita 0 terawatt-hours per person (2024)
- Coal production, per unit of GDP 0 terawatt-hours per US$ of GDP (2024)
- Fossil fuel consumption by fuel, per capita 0 terawatt-hours per person (2025)
- Fuel imports 2.1% (2024)
Frequently asked questions
- What is annual patents filed in sustainable energy in Hong Kong, China?
- Annual patents filed in sustainable energy in Hong Kong, China was 1 patents in 2020, according to IRENA - INSPIRE Platform (2025) – with major processing by Our World in Data.
- What is the highest annual patents filed in sustainable energy recorded in Hong Kong, China?
- The highest recorded value was 632 patents in 2015.
- What is the lowest annual patents filed in sustainable energy recorded in Hong Kong, China?
- The lowest recorded value was 1 patents in 2020.
- How does Hong Kong, China rank for annual patents filed in sustainable energy?
- Hong Kong, China ranks 61st out of 74 countries with data for 2020.
- Is annual patents filed in sustainable energy rising or falling in Hong Kong, China?
- Over the last ten years it is down 99.5%. The long-run trend across the full record is volatile.
- Where does this Hong Kong, China data come from?
- The figures come from IRENA - INSPIRE Platform (2025) – with major processing by Our World in Data, published as part of Annual patents filed in sustainable energy. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 21 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.