Bulgaria vs Iceland: Environment-related technologies patents — Patent applications

Bulgaria
33 Patents
in 2023
Iceland
30.5 Patents
in 2023
Bulgaria rank
41st
Iceland rank
42nd

Environment-related technologies patents — Patent applications over time

  • Bulgaria
  • Iceland
0204060197820002023

How they compare

Bulgaria currently reports 33 Patents against 30.5 Patents in Iceland, a difference of 2.5 Patents.

That makes Bulgaria's figure about 1.1 times Iceland's.

The two have swapped places 7 times across 46 shared years of data; in 1978 it was Iceland ahead.

Bulgaria ranks 41st and Iceland ranks 42nd of 88 countries.

Across the 6 decades both report, Bulgaria averaged higher in 2 and Iceland in 3.

Head to head by decade

Decade Bulgaria Iceland Difference Ahead
1970s 0 Patents 0 Patents 0 Patents
1980s 13.55 Patents 0.8 Patents 12.75 Patents Bulgaria
1990s 4.99 Patents 5.35 Patents 0.3583 Patents Iceland
2000s 12.56 Patents 37.25 Patents 24.69 Patents Iceland
2010s 25.95 Patents 39.5 Patents 13.55 Patents Iceland
2020s 39.81 Patents 35.04 Patents 4.77 Patents Bulgaria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher environment-related technologies patents — patent applications, Bulgaria or Iceland?
Bulgaria, at 33 Patents against 30.5 Patents in Iceland as of 2023.
What is the difference in environment-related technologies patents — patent applications between Bulgaria and Iceland?
2.5 Patents, with Bulgaria ahead.
How many years of comparable data are there for Bulgaria and Iceland?
46 years are reported by both, from 1978 to 2023.
How do Bulgaria and Iceland rank globally for environment-related technologies patents — patent applications?
Bulgaria ranks 41st and Iceland ranks 42nd of 88 countries.
Where does this data come from?
Organisation for Economic Co-operation and Development, published as Environment-related technologies patents — Patent applications. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

Share, cite or embed this page

Cite this page

Bulgaria vs Iceland: Environment-related technologies patents — Patent applications. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 22 August 2026, from https://environment.statizoid.com/compare/environment-related-technologies-patents-patent-applications/bulgaria/iceland/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under OECD Terms and Conditions (attribution required); please keep the attribution.

<a href="https://environment.statizoid.com/compare/environment-related-technologies-patents-patent-applications/bulgaria/iceland/">Bulgaria vs Iceland: Environment-related technologies patents — Patent applications</a> — Statizoid

About this data

Indicator
Environment-related technologies patents — Patent applications
Unit
Patents
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
104 places, 4,784 data points, 1978–2023
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.