Hong Kong, China vs Singapore: Environment-related technologies patents — Patent grants

Hong Kong, China
85 Patents
in 2022
Singapore
75.67 Patents
in 2022
Hong Kong, China rank
20th
Singapore rank
21st

Environment-related technologies patents — Patent grants over time

  • Hong Kong, China
  • Singapore
0100200300197820002022

How they compare

Hong Kong, China currently reports 85 Patents against 75.67 Patents in Singapore, a difference of 9.33 Patents.

That makes Hong Kong, China's figure about 1.1 times Singapore's.

The two have swapped places 10 times across 45 shared years of data; in 1978 it was Hong Kong, China ahead.

Hong Kong, China ranks 20th and Singapore ranks 21st of 88 countries.

Across the 6 decades both report, Hong Kong, China averaged higher in 3 and Singapore in 3.

Head to head by decade

Decade Hong Kong, China Singapore Difference Ahead
1970s 2 Patents 0 Patents 2 Patents Hong Kong, China
1980s 6.3 Patents 2.45 Patents 3.85 Patents Hong Kong, China
1990s 19.4 Patents 20.17 Patents 0.7667 Patents Singapore
2000s 92.27 Patents 131.12 Patents 38.84 Patents Singapore
2010s 184.85 Patents 271.04 Patents 86.18 Patents Singapore
2020s 181.54 Patents 155.31 Patents 26.23 Patents Hong Kong, China

Averages of every year both report within each decade.

Frequently asked questions

Which has higher environment-related technologies patents — patent grants, Hong Kong, China or Singapore?
Hong Kong, China, at 85 Patents against 75.67 Patents in Singapore as of 2022.
What is the difference in environment-related technologies patents — patent grants between Hong Kong, China and Singapore?
9.33 Patents, with Hong Kong, China ahead.
How many years of comparable data are there for Hong Kong, China and Singapore?
45 years are reported by both, from 1978 to 2022.
How do Hong Kong, China and Singapore rank globally for environment-related technologies patents — patent grants?
Hong Kong, China ranks 20th and Singapore ranks 21st 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.

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Hong Kong, China vs Singapore: Environment-related technologies patents — Patent grants. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 02 September 2026, from https://environment.statizoid.com/compare/environment-related-technologies-patents-patent-grants/hong-kong-sar-china/singapore/

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About this data

Indicator
Environment-related technologies patents — Patent grants
Unit
Patents
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
104 places, 4,680 data points, 1978–2022
Last refreshed

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.