Environment-related technologies patents — Patent grants in Hong Kong, China
Hong Kong, China: Environment-related technologies patents — Patent grants was 85 Patents in 2022. ◆ Volatile
Environment-related technologies patents — Patent grants in Hong Kong, China, 1978–2022
Source: Organisation for Economic Co-operation and Development. Measured in Patents.
Analysis
Hong Kong, China recorded 85 Patents for environment-related technologies patents — patent grants in 2022.
Compared with earlier readings it is down 61.0% on the previous year and down 36.9% over ten years.
Over the whole period, environment-related technologies patents — patent grants in Hong Kong, China peaked at 260.95 Patents in 2019 and was at its lowest, 1.5 Patents, in 1983.
Hong Kong, China ranks 20th of 88 countries on this measure, in the top quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Environment-related technologies patents — Patent grants in Hong Kong, China, year by year
| Year | Patents | Change |
|---|---|---|
| 1978 | 2 Patents | — |
| 1979 | 2 Patents | +0.0% |
| 1980 | 2 Patents | +0.0% |
| 1981 | 5 Patents | +150.0% |
| 1982 | 4 Patents | -20.0% |
| 1983 | 1.5 Patents | -62.5% |
| 1984 | 9.5 Patents | +533.3% |
| 1985 | 4 Patents | -57.9% |
| 1986 | 4 Patents | +0.0% |
| 1987 | 11.03 Patents | +175.8% |
| 1988 | 11 Patents | -0.3% |
| 1989 | 11 Patents | +0.0% |
| 1990 | 10 Patents | -9.1% |
| 1991 | 8 Patents | -20.0% |
| 1992 | 13.5 Patents | +68.8% |
| 1993 | 25.33 Patents | +87.7% |
| 1994 | 20.5 Patents | -19.1% |
| 1995 | 19 Patents | -7.3% |
| 1996 | 14.83 Patents | -21.9% |
| 1997 | 13 Patents | -12.4% |
| 1998 | 23.33 Patents | +79.5% |
| 1999 | 46.5 Patents | +99.3% |
| 2000 | 59.33 Patents | +27.6% |
| 2001 | 65.58 Patents | +10.5% |
| 2002 | 84.17 Patents | +28.3% |
| 2003 | 87 Patents | +3.4% |
| 2004 | 105.33 Patents | +21.1% |
| 2005 | 83.42 Patents | -20.8% |
| 2006 | 97.08 Patents | +16.4% |
| 2007 | 142.08 Patents | +46.4% |
| 2008 | 87.75 Patents | -38.2% |
| 2009 | 111 Patents | +26.5% |
| 2010 | 134.25 Patents | +20.9% |
| 2011 | 141.5 Patents | +5.4% |
| 2012 | 134.75 Patents | -4.8% |
| 2013 | 164.92 Patents | +22.4% |
| 2014 | 183.5 Patents | +11.3% |
| 2015 | 168.58 Patents | -8.1% |
| 2016 | 214.83 Patents | +27.4% |
| 2017 | 227 Patents | +5.7% |
| 2018 | 218.25 Patents | -3.9% |
| 2019 | 260.95 Patents | +19.6% |
| 2020 | 241.62 Patents | -7.4% |
| 2021 | 218 Patents | -9.8% |
| 2022 | 85 Patents | -61.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 2 Patents | 2 Patents | 2 Patents | 2 |
| 1980s | 6.3 Patents | 1.5 Patents | 11.03 Patents | 10 |
| 1990s | 19.4 Patents | 8 Patents | 46.5 Patents | 10 |
| 2000s | 92.27 Patents | 59.33 Patents | 142.08 Patents | 10 |
| 2010s | 184.85 Patents | 134.25 Patents | 260.95 Patents | 10 |
| 2020s | 181.54 Patents | 85 Patents | 241.62 Patents | 3 |
Countries ranked near Hong Kong, China
More environment data for Hong Kong, China
- Historical exposure to drought — Land soil moisture anomaly -5.98 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -5.54 Percentage change (2025)
- Exposure to drought — Land soil moisture anomaly -3.05 Percentage change (2024)
- Exposure to drought — Cropland soil moisture anomaly -38.11 Percentage change (2024)
- Total fisheries production 94,832 metric tons (2024)
- Capture fisheries production 92,253 metric tons (2024)
- Aquaculture production 2,579 metric tons (2024)
- Nitrous oxide (N2O) emissions from Waste 0.1753 Mt CO2e (2024)
- Nitrous oxide (N2O) emissions from Transport (Energy) 0.1578 Mt CO2e (2024)
- Nitrous oxide (N2O) emissions from Power Industry (Energy) 0.0539 Mt CO2e (2024)
Frequently asked questions
- What is environment-related technologies patents — patent grants in Hong Kong, China?
- Environment-related technologies patents — patent grants in Hong Kong, China was 85 Patents in 2022, according to Organisation for Economic Co-operation and Development.
- What is the highest environment-related technologies patents — patent grants recorded in Hong Kong, China?
- The highest recorded value was 260.95 Patents in 2019.
- What is the lowest environment-related technologies patents — patent grants recorded in Hong Kong, China?
- The lowest recorded value was 1.5 Patents in 1983.
- How does Hong Kong, China rank for environment-related technologies patents — patent grants?
- Hong Kong, China ranks 20th out of 88 countries with data for 2022.
- Is environment-related technologies patents — patent grants rising or falling in Hong Kong, China?
- Over the last ten years it is down 36.9%. The long-run trend across the full record is volatile.
- Where does this Hong Kong, China data come from?
- The figures come from Organisation for Economic Co-operation and Development, published as part of Environment-related technologies patents — Patent grants. Statizoid updates them automatically from the source API.
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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.