Hong Kong, China vs South Africa: Annual patents filed for energy storage technologies
Hong Kong, China
1 patents
in 2020
South Africa
1 patents
in 2024
Hong Kong, China rank
39th
South Africa rank
39th
Annual patents filed for energy storage technologies over time
- Hong Kong, China
- South Africa
How they compare
Hong Kong, China currently reports 1 patents against 1 patents in South Africa, a difference of 0 patents.
The two have swapped places 3 times across 21 shared years of data; in 2000 it was Hong Kong, China ahead.
Hong Kong, China ranks 39th and South Africa ranks 39th of 55 countries.
Across the 3 decades both report, Hong Kong, China averaged higher in 2 and South Africa in 1.
Head to head by decade
| Decade | Hong Kong, China | South Africa | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 44.7 patents | 9.5 patents | 35.2 patents | Hong Kong, China |
| 2010s | 52.7 patents | 15.6 patents | 37.1 patents | Hong Kong, China |
| 2020s | 1 patents | 10 patents | 9 patents | South Africa |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual patents filed for energy storage technologies, Hong Kong, China or South Africa?
- Hong Kong, China, at 1 patents against 1 patents in South Africa as of 2020.
- What is the difference in annual patents filed for energy storage technologies between Hong Kong, China and South Africa?
- 0 patents, with Hong Kong, China ahead.
- How many years of comparable data are there for Hong Kong, China and South Africa?
- 21 years are reported by both, from 2000 to 2020.
- How do Hong Kong, China and South Africa rank globally for annual patents filed for energy storage technologies?
- Hong Kong, China ranks 39th and South Africa ranks 39th of 55 countries.
- Where does this data come from?
- IRENA - INSPIRE Platform (2025) – with major processing by Our World in Data, published as Annual patents filed for energy storage technologies. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Figures in recent years are subject to a time lag; submitted patents may not yet be reflected in the data.