REPORT TOOLBOX
INFO
Indicator : Ratio of nanotechnology patents to nano-articles (Patents per 100 articles)
Description : Ratio of nanotechnology patents granted or published in USPTO and EPO per 100 ISI nano-articles published in the same year.
Source : Web of Science (ISI Web of Knowledge)
CHART TYPE Disabled in table mode
LINE BAR

ZONE

All

▾
  • All
  • African Countries
  • Asia Nano forum (ANF)
  • Asian Countries
  • Economic Cooperation Organization (ECO)
  • European Countries
  • European Union
  • Latin American Countries
  • Middle East
  • North American Countries
  • Organisation of Islamic Cooperation (OIC)
COUNTRIES
YEAR

Ratio of nanotechnology patents to nano-articles (Patents per 100 articles)
2020
2021
2022
2023
2024
2025 [Mar]
1 USA USA 23.93 41.06 48.40 48.41 43.55 44.43 41.88 42.36 41.29 45.78 42.53 42.91 43.37 48.10 44.76 44.54 45.09 43.58 45.74 46.02 48.09 49.01 55.23 55.36 49.51
2 Taiwan Taiwan 7.01 14.93 12.61 16.67 20.15 23.04 26.33 22.77 29.62 31.80 29.42 37.13 33.82 38.12 39.31 36.66 34.21 33.42 36.94 32.64 31.45 38.29 43.97 45.80 38.03
3 Japan Japan 11.02 14.57 16.27 17.21 18.00 18.95 18.57 18.31 22.14 27.30 23.84 28.25 26.53 29.36 30.98 28.26 26.77 27.69 28.16 26.29 26.46 29.14 30.27 31.18 28.17
4 South Korea South Korea 5.54 10.28 9.84 13.36 19.88 18.07 21.44 19.22 19.36 25.23 22.34 21.71 22.92 25.40 27.09 29.34 30.27 24.98 25.50 25.66 24.34 24.72 28.99 32.31 27.19
5 Luxembourg Luxembourg 100.00 0.00 0.00 266.67 71.43 100.00 120.00 33.33 56.25 18.75 26.19 29.63 28.36 36.54 45.28 34.12 61.54 53.76 45.54 42.11 40.46 45.24 31.97 40.16 25.00
6 Switzerland Switzerland 6.49 10.98 14.81 13.55 15.98 13.73 17.43 18.08 16.36 18.08 15.19 13.83 14.80 21.26 16.19 16.79 18.99 19.47 18.78 17.77 20.29 20.71 21.13 25.70 22.81
7 Netherlands Netherlands 4.56 7.69 11.83 12.78 16.42 16.86 17.48 24.43 22.82 27.87 23.15 23.40 19.34 22.18 24.52 17.56 18.91 18.70 17.78 18.46 19.01 16.08 17.75 17.35 16.33
8 Finland Finland 3.82 5.39 4.96 10.14 8.03 6.96 7.71 6.37 9.62 9.48 7.28 11.54 13.04 13.50 11.38 19.43 19.82 15.56 16.95 17.24 16.35 15.80 16.12 19.37 15.54
9 Uruguay Uruguay 0.00 0.00 0.00 0.00 0.00 0.00 14.29 0.00 0.00 3.03 6.45 6.06 0.00 0.00 2.78 1.72 0.00 1.49 0.00 0.00 5.26 0.00 1.47 14.29
10 Ireland Ireland 8.33 8.82 19.05 8.74 14.36 13.43 9.49 17.28 14.43 10.33 9.18 9.40 6.97 11.96 10.31 7.89 8.49 8.24 9.38 12.25 14.16 13.50 14.86 15.01 14.22
11 France France 10.20 11.00 13.60 13.72 10.72 10.91 10.85 10.77 11.03 13.38 14.09 11.47 13.40 16.11 15.26 13.72 14.41 16.44 14.53 13.15 12.91 14.37 14.94 14.28 14.17
12 Belgium Belgium 4.96 8.52 11.90 12.90 13.78 11.62 10.54 10.49 14.46 13.91 14.20 14.50 11.99 13.51 12.68 10.32 13.23 15.77 14.32 11.27 15.05 11.96 15.96 13.46 13.56
13 Germany Germany 6.21 10.84 14.78 16.32 13.86 15.72 13.82 14.23 14.93 17.24 15.69 14.88 14.26 15.71 14.67 13.57 15.06 14.13 14.45 12.82 12.23 13.03 13.70 14.92 12.15
14 Canada Canada 9.27 13.61 16.27 14.70 11.17 13.20 7.54 10.36 9.05 10.85 11.77 9.82 9.41 10.32 10.22 10.20 9.53 9.65 10.52 10.17 10.70 10.12 11.31 12.62 10.55
15 Costa rica Costa rica 0.00 0.00 0.00 0.00 33.33 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20.00 18.18 20.00 10.53 0.00 18.18 8.11 11.43 3.92 2.70 2.27 10.00
16 Qatar Qatar 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.00 1.43 0.93 1.30 3.57 3.00 2.14 3.39 3.92 4.39 4.53 10.00
17 Austria Austria 4.00 7.14 3.62 7.89 5.63 9.03 10.07 7.37 8.05 8.70 6.80 8.85 7.80 9.08 7.90 6.65 6.79 8.64 11.85 13.19 12.01 7.12 9.26 8.96 8.82
18 Croatia Croatia 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.33 0.00 0.00 2.36 0.00 0.00 0.74 0.68 0.00 0.00 1.18 0.46 0.43 0.00 0.34 0.38 0.83 8.77
19 UK UK 3.08 6.21 5.89 8.77 7.17 6.68 5.55 5.20 6.47 8.46 9.07 8.06 7.97 9.36 8.45 7.95 8.72 8.46 9.11 8.62 8.39 8.46 9.40 9.94 8.35
20 Sweden Sweden 4.52 6.07 7.86 7.07 8.03 8.50 6.21 7.89 9.88 10.26 9.34 10.03 9.51 11.77 9.58 7.93 8.21 7.34 7.56 6.50 7.08 8.00 7.70 8.14 8.15
21 Singapore Singapore 1.30 5.76 6.92 3.17 4.61 5.46 5.54 5.46 5.39 5.78 6.26 5.34 7.31 5.70 7.45 7.55 6.85 7.57 8.29 6.52 6.19 6.57 6.11 6.68 6.97
22 Denmark Denmark 1.96 8.74 6.53 9.05 10.26 6.59 9.59 11.61 11.31 9.11 8.52 8.08 9.10 6.04 7.33 6.93 5.83 7.19 7.87 6.39 6.22 7.35 7.38 7.53 6.89
23 Estonia Estonia 0.00 4.35 0.00 0.00 0.00 0.00 2.44 2.44 0.00 4.69 2.82 2.86 7.00 3.28 2.26 3.68 4.11 5.44 0.68 0.66 5.21 4.37 4.59 3.72 6.82
24 New Zealand New Zealand 3.64 5.66 6.82 5.97 7.32 5.26 4.50 5.71 3.55 3.39 3.72 4.93 4.17 4.42 5.22 5.00 6.02 2.99 3.23 5.96 2.35 4.50 2.76 6.33 5.93
25 Lithuania Lithuania 0.00 0.00 0.00 0.00 1.64 1.14 0.00 0.00 1.03 1.05 0.75 2.92 0.72 5.42 3.43 4.02 5.38 2.69 0.90 1.92 2.85 2.21 3.41 5.00 4.94
26 Slovenia Slovenia 0.00 0.00 0.00 2.74 1.15 0.00 1.39 1.27 1.09 0.50 3.45 2.69 1.71 5.17 4.08 1.59 4.81 4.23 1.59 3.66 2.22 3.91 2.89 3.31 4.84
27 UAE UAE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 6.35 3.23 6.06 4.07 4.00 2.58 1.77 2.41 2.60 2.45 3.18 2.66 3.16 3.47 4.84
28 Italy Italy 3.15 3.56 3.84 4.98 4.76 5.22 4.78 5.39 4.46 5.89 5.56 4.77 4.54 4.96 4.51 4.16 4.47 4.61 4.82 4.94 4.12 3.90 4.61 4.78 4.28
29 Saudi Arabia Saudi Arabia 0.00 16.67 28.57 6.25 0.00 21.05 9.68 2.38 3.01 3.82 4.35 5.86 6.22 5.45 5.42 4.96 9.20 10.42 10.00 7.18 6.34 4.81 5.57 5.70 4.28
30 Spain Spain 0.60 2.09 1.95 1.36 2.42 2.36 2.84 2.28 2.26 2.83 2.95 3.45 3.66 3.82 3.14 3.64 3.61 4.15 3.51 3.82 3.64 3.75 4.03 4.10
31 Norway Norway 2.56 5.13 14.55 2.53 7.55 5.83 8.86 7.23 5.58 9.23 8.50 10.51 7.19 7.38 7.49 10.56 6.14 8.67 9.36 9.08 5.57 6.89 6.30 6.95 3.91
32 Australia Australia 3.46 3.78 5.29 12.48 5.95 8.23 6.10 5.15 5.12 5.94 4.88 2.80 2.74 2.48 2.31 2.54 2.77 2.74 2.62 2.57 2.79 2.66 3.32 3.60 2.74
33 China China 0.15 0.44 0.70 1.06 0.89 1.31 1.04 1.25 1.90 2.13 2.06 2.48 2.65 2.26 2.26 2.26 2.43 2.47 2.37 2.61 2.91 2.62 2.84 3.03 2.49
34 Kuwait Kuwait 0.00 0.00 0.00 0.00 0.00 0.00 0.00 8.33 0.00 5.26 9.52 0.00 0.00 2.63 1.89 9.86 3.25 0.47 0.52 1.38 0.87 0.23 0.89 2.47
35 Poland Poland 0.00 0.18 0.00 0.90 0.48 0.53 0.40 0.18 0.79 0.33 0.62 1.31 0.89 1.09 2.03 2.17 2.12 1.62 1.63 1.30 1.36 1.43 1.52 2.02 2.47
36 Greece Greece 0.00 0.64 0.00 0.00 1.10 1.25 0.00 0.61 1.61 0.99 2.07 1.39 2.36 1.13 0.76 1.00 1.01 0.54 1.01 1.02 2.02 2.55 1.84 2.73 2.16
37 Portugal Portugal 0.00 0.81 0.00 1.06 1.07 0.30 0.00 1.38 1.12 1.78 2.65 1.78 1.77 1.19 1.36 2.16 1.45 1.71 1.81 1.60 2.06 1.98 2.26 1.69 2.06
38 Colombia Colombia 0.00 0.00 0.00 0.00 2.22 0.00 0.00 0.00 0.00 0.00 3.68 1.46 2.38 3.00 3.61 2.17 1.86 1.96 1.35 1.83 1.74 1.69 2.86 2.00
39 Chile Chile 0.00 0.00 0.00 0.00 0.00 0.00 2.13 0.95 1.65 1.32 1.89 0.92 1.69 4.15 3.75 1.87 1.99 2.36 3.44 2.40 3.34 3.58 2.91 2.47 1.31
40 Hungary Hungary 0.00 1.20 0.49 0.83 0.36 1.13 2.21 1.85 2.02 3.73 3.75 2.53 2.20 3.07 2.08 2.43 1.09 0.84 0.80 0.52 0.62 0.97 0.67 0.79 1.30
41 Brazil Brazil 0.00 0.40 0.67 1.30 0.97 0.82 0.95 1.75 2.10 1.27 1.76 1.43 1.60 1.97 1.68 1.19 1.39 1.33 1.34 0.84 1.06 1.01 1.43 1.26 1.24
42 Bulgaria Bulgaria 0.00 1.28 0.00 0.00 1.75 0.87 0.53 0.56 0.49 0.00 0.47 0.53 0.44 0.00 0.47 0.00 0.00 0.00 0.42 0.00 1.09 0.68 1.28 1.32 1.18
43 South Africa South Africa 11.54 16.00 15.38 7.02 8.14 6.80 2.59 3.82 1.01 5.60 4.84 3.15 4.13 3.42 2.35 1.82 1.73 1.54 1.02 1.29 1.11 0.57 0.87 0.99 0.93
44 Czech Republic Czech Republic 0.72 0.00 0.00 0.00 1.06 0.29 0.82 2.49 1.63 3.04 1.77 2.26 1.89 3.51 2.10 2.23 1.67 2.42 1.86 1.41 2.11 1.16 2.31 2.07 0.87
45 Slovakia Slovakia 0.00 0.00 3.57 1.75 2.08 0.81 0.64 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.39 0.52 0.30 0.53 0.92 0.64 1.15 1.86 0.84 0.85
46 Mexico Mexico 0.00 1.67 1.40 0.00 0.29 0.87 1.03 1.72 1.47 2.52 0.68 2.03 2.73 3.27 2.86 2.20 2.65 1.71 0.77 1.36 0.51 0.65 0.85 0.50 0.69
47 Turkey Turkey 0.00 1.10 0.75 0.00 0.00 2.49 1.56 1.98 0.53 0.68 0.81 1.46 1.44 0.91 1.29 2.19 1.55 2.32 1.24 1.38 0.99 0.82 1.22 1.07 0.63
48 Thailand Thailand 0.00 9.09 3.13 7.84 2.25 2.74 0.50 0.93 0.87 1.31 0.47 0.61 0.53 0.97 0.62 0.26 0.33 0.59 0.44 0.61 0.44 0.35 0.32 0.41 0.52
49 Ukraine Ukraine 0.00 1.69 0.68 1.99 0.25 0.00 0.66 1.93 0.21 1.09 1.20 0.49 1.01 0.26 0.14 0.56 0.65 0.37 0.20 0.65 0.77 0.45 0.11 0.44 0.52
50 Argentina Argentina 1.09 0.00 0.94 0.00 0.67 0.00 0.48 0.40 0.65 0.75 1.10 0.72 0.93 0.63 1.14 0.52 1.29 0.44 0.83 0.66 1.72 1.13 0.60 0.93 0.48
51 Azerbaijan Azerbaijan 0.00 0.00 0.00 10.00 0.00 0.00 0.00 0.00 0.00 0.00 12.77 0.00 3.23 3.57 3.23 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.41 0.46
52 India India 1.20 2.65 1.76 2.92 2.81 1.80 2.14 1.50 1.23 1.28 1.32 1.63 1.49 1.39 1.65 1.49 1.29 1.11 0.90 0.75 0.67 0.65 0.54 0.56 0.43
53 Jordan Jordan 0.00 0.00 0.00 12.50 0.00 0.00 0.00 2.33 0.00 0.00 0.00 0.00 1.67 1.09 0.00 0.83 2.88 0.51 0.00 0.26 0.36 0.00 0.12 0.41
54 Malaysia Malaysia 0.00 30.43 2.94 5.36 9.62 11.58 12.00 1.94 1.01 0.81 0.78 1.20 0.75 0.82 0.76 1.05 0.40 0.75 0.37 0.42 0.19 0.12 0.23 0.40 0.41
55 Vietnam Vietnam 0.00 0.00 0.00 0.00 5.26 4.65 0.00 0.00 0.00 2.35 0.00 2.29 0.71 0.34 1.90 0.44 0.00 0.39 0.37 0.25 0.41 0.24 0.56 0.46 0.41
56 Russia Russia 0.39 0.96 1.21 1.09 0.71 1.59 0.95 1.26 1.20 1.23 1.09 0.97 1.04 1.22 0.71 0.97 0.72 0.34 0.26 0.39 0.49 0.39 0.22 0.12 0.40
57 Iran Iran 0.00 0.00 0.00 3.64 0.00 0.36 1.07 0.97 0.57 0.96 0.87 0.85 0.42 0.38 0.54 0.47 0.43 0.63 0.35 0.46 0.45 0.27 0.13 0.18 0.14
58 Egypt Egypt 0.00 0.00 0.00 0.00 3.03 0.00 1.88 0.00 0.34 0.28 0.43 0.77 0.70 0.54 1.46 0.47 0.28 0.36 0.17 0.16 0.06 0.13 0.06 0.06 0.06
59 Afghanistan Afghanistan 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
60 Algeria Algeria 0.00 0.00 0.00 0.00 0.00 1.79 0.00 0.00 0.00 0.00 0.89 0.00 0.69 1.07 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
61 Armenia Armenia 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2.56 0.00 1.47 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
62 Bahrain Bahrain 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
63 Bangladesh Bangladesh 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.47 0.00 0.00 0.00 0.00 0.49 0.00 0.00 0.00 0.00 0.00 0.12 0.00 0.00
64 Belarus Belarus 0.00 0.00 0.00 4.12 0.88 1.11 1.92 2.00 1.53 0.68 0.68 0.55 0.66 2.67 0.57 2.19 1.46 0.47 0.00 0.31 0.00 0.00 0.00 0.34 0.00
65 Bosnia Bosnia 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
66 Cuba Cuba 0.00 0.00 4.76 0.00 4.65 0.00 0.00 9.52 9.76 4.00 0.00 0.00 0.00 10.00 4.35 6.00 3.57 0.00 0.00 7.58 5.26 1.96 13.21 4.08 0.00
67 Cyprus Cyprus 0.00 25.00 50.00 50.00 16.67 16.67 5.00 2.56 7.69 16.67 8.33 10.42 1.37 3.92 7.02 7.27 5.36 12.33 8.96 3.26 0.88 4.13 1.50 0.64 0.00
68 Georgia Georgia 33.33 0.00 0.00 0.00 0.00 0.00 10.00 0.00 5.88 0.00 7.69 0.00 0.00 4.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.33 0.00
69 Iceland Iceland 0.00 0.00 100.00 16.67 0.00 0.00 6.25 0.00 0.00 0.00 0.00 0.00 5.26 7.32 0.00 0.00 5.45 3.57 0.00 0.00 0.00 1.75 0.00 0.00
70 Indonesia Indonesia 0.00 100.00 0.00 0.00 0.00 14.29 0.00 0.00 0.00 0.00 4.17 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.09 0.00 0.00 0.00
71 Iraq Iraq 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
72 Jamaica Jamaica 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10.00 0.00 0.00
73 Kazakhstan Kazakhstan 0.00 0.00 0.00 25.00 0.00 14.29 0.00 5.26 0.00 0.00 0.00 1.79 5.00 1.75 2.25 0.83 0.77 1.50 0.00 0.25 0.00 0.00 0.00 0.00
74 Latvia Latvia 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2.22 0.00 3.39 1.35 1.49 0.00 6.48 6.59 4.35 1.16 2.20 0.82 2.74 1.10 1.00 0.53 0.00
75 Lebanon Lebanon 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 4.00 0.00 0.00 0.00 0.00 2.82 0.00 0.00 0.60 0.65 1.92 0.20 0.16 0.00
76 Liechtenstein Liechtenstein 0.00 40.00 275.00 166.67 175.00 60.00 325.00 166.67 325.00 75.00 233.33 275.00 75.00 250.00 150.00 20.00 220.00 0.00 300.00 200.00 157.14 233.33 0.00
77 Morocco Morocco 0.00 0.00 0.00 0.00 3.33 0.00 0.00 0.00 0.00 0.00 1.30 1.10 0.00 0.00 0.00 1.05 1.78 1.49 0.27 0.40 0.32 0.13 0.26 0.11 0.00
78 Nigeria Nigeria 0.00 0.00 0.00 25.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.23 0.23 0.00 0.00
79 North Korea North Korea 0.00 0.00 0.00 0.00 0.00 0.00 0.00 100.00 0.00 0.00 0.00 0.00 0.00 12.50 16.67 0.00 9.09 2.56 0.00 2.22 0.00 0.00 0.00 0.00
80 Oman Oman 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.16 0.00 0.00 0.00 0.81 0.00 0.00 0.00 0.00
81 Pakistan Pakistan 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.09 1.68 0.00 1.30 0.59 0.43 0.64 0.22 0.32 0.48 0.10 0.25 0.13 0.06 0.02 0.03 0.02 0.00
82 Panama Panama 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 100.00 50.00 0.00 100.00 50.00 100.00 0.00 83.33 0.00 0.00 0.00 11.11 0.00 5.00 9.09 0.00
83 Paraguay Paraguay 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 25.00 0.00 0.00 0.00
84 Peru Peru 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.56 1.39 0.79 0.00 0.51 0.66 0.00
85 Philippines Philippines 0.00 0.00 0.00 0.00 8.33 0.00 12.50 12.50 6.25 8.33 5.88 0.00 0.00 5.88 6.98 1.28 5.63 4.31 5.38 0.00 2.27 0.00 0.00 0.00
86 Romania Romania 1.00 0.00 1.23 0.49 0.43 0.00 0.00 0.00 0.60 0.31 0.89 0.66 0.56 1.11 1.53 1.55 1.06 0.71 0.66 0.63 0.40 0.29 0.32 0.83 0.00
87 Serbia Serbia 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.56 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.29 0.00 0.00 0.47 0.00 0.22 0.00
88 Syria Syria 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
89 Tunisia Tunisia 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.35 0.00 0.00 0.20 0.20 0.00 0.00 0.00 0.10 0.11 0.11 0.00
90 Uzbekistan Uzbekistan 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 9.09 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
91 Venezuela Venezuela 5.88 33.33 12.90 5.00 6.67 0.00 0.00 0.00 0.00 7.14 2.70 1.85 2.00 0.00 0.00 0.00 2.78 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
92 Yemen Yemen 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 66.67 0.00 5.56 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
93 Angola Angola 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 100.00 0.00 66.67 0.00
World World 10.84 17.37 20.22 20.35 18.85 19.28 17.89 17.18 17.16 19.40 17.18 16.95 16.19 17.18 16.20 15.69 15.26 14.31 13.56 13.13 12.60 11.50 12.43 12.49 10.27
Ratio of nanotechnology patents to nano-articles (Patents per 100 articles)