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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)

Ratio of nanotechnology patents to nano-articles (Patents per 100 articles)

2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 [Mar]
1 Liechtenstein 0.00 40.00 275.00 166.67 140.00 60.00 325.00 166.67 325.00 75.00 233.33 275.00 75.00 250.00 100.00 18.18 220.00 0.00 300.00 200.00
2 USA 23.96 41.10 48.38 48.37 43.54 44.45 41.87 42.31 41.27 45.75 42.47 41.78 42.15 46.89 43.11 42.54 43.01 41.93 45.32 45.88 49.12 55.38
3 Luxembourg 100.00 300.00 0.00 200.00 71.43 80.00 120.00 33.33 56.25 16.22 25.00 29.09 28.36 35.85 45.28 32.22 57.14 52.08 45.54 42.11 41.41 40.91
4 Taiwan 7.04 15.02 12.55 16.67 20.12 23.01 26.28 22.73 29.40 31.45 29.11 36.86 33.53 37.94 38.81 35.77 33.41 32.75 36.85 32.54 31.90 35.14
5 Japan 11.08 14.64 16.30 17.26 17.95 18.92 18.44 18.04 21.78 26.61 23.23 27.57 25.75 28.57 29.33 26.65 25.29 26.29 27.42 25.75 26.18 28.31
6 South Korea 5.54 10.33 9.84 13.35 19.86 18.06 21.41 19.16 19.20 25.01 22.11 21.52 22.78 25.21 26.25 28.28 29.16 24.12 25.42 25.62 24.56 25.45
7 Switzerland 6.63 11.03 14.99 13.55 15.92 13.56 17.20 17.77 16.00 17.51 14.75 13.66 14.56 20.76 15.87 16.40 18.45 18.88 18.60 17.75 20.71 22.94
8 Netherlands 4.55 7.74 11.72 12.78 16.15 16.77 17.12 23.70 22.17 27.09 22.21 22.85 18.88 21.47 23.53 16.98 18.27 18.07 17.68 18.29 19.29 19.91
9 France 10.27 11.05 13.64 13.73 10.68 10.84 10.77 10.60 10.81 13.09 13.68 11.22 13.12 15.69 14.75 13.15 13.86 15.70 14.43 13.09 13.18 17.48
10 Finland 3.80 5.39 4.96 10.18 8.03 6.94 7.71 6.29 9.40 9.16 7.12 11.24 12.82 13.09 10.96 18.92 19.27 14.88 16.93 17.18 16.78 17.05
11 Ireland 7.00 7.38 16.78 7.17 11.44 10.38 7.51 13.70 11.20 8.40 7.23 7.66 5.75 9.92 8.32 6.20 6.46 6.19 6.97 9.40 11.02 16.42
12 Belgium 4.98 8.54 11.90 12.90 13.70 11.59 10.41 10.35 14.25 13.33 13.85 14.49 11.83 13.40 12.22 9.91 12.91 15.36 14.28 11.24 15.43 16.22
13 Germany 6.22 10.84 14.79 16.33 13.65 15.61 13.70 13.87 14.68 16.68 15.27 14.64 13.92 15.35 14.25 13.09 14.50 13.67 14.37 12.78 12.49 13.73
World 10.87 17.41 20.26 20.37 18.76 19.20 17.76 16.94 16.82 18.89 16.75 16.65 15.89 16.86 15.54 14.89 14.47 13.62 13.43 13.11 12.83 12.74
14 Canada 9.27 13.59 16.27 14.70 11.15 13.12 7.50 10.28 8.88 10.50 11.34 9.65 9.13 9.92 9.89 9.72 9.08 9.28 10.29 10.11 10.94 10.72
15 Cuba 0.00 0.00 4.76 0.00 4.65 0.00 0.00 9.52 10.00 3.85 0.00 0.00 0.00 9.30 3.92 5.36 3.17 0.00 0.00 7.81 5.36 10.00
16 Denmark 1.95 8.74 6.60 9.01 10.13 6.62 9.56 11.17 11.11 8.97 8.29 7.92 8.79 5.89 7.10 6.62 5.71 7.02 7.79 6.36 6.38 9.75
17 Norway 2.56 5.13 14.55 2.53 7.48 5.83 8.81 7.06 5.50 8.96 8.24 10.37 6.90 7.17 7.18 10.16 5.82 8.42 9.27 8.99 5.69 9.72
18 UK 3.08 6.19 5.86 8.77 7.07 6.62 5.41 5.08 6.24 8.10 9.04 7.79 7.68 9.00 8.09 7.57 8.28 8.07 8.99 8.50 8.53 9.18
19 Austria 4.00 7.14 3.62 7.89 5.60 8.88 9.93 7.30 7.87 8.39 6.62 8.88 7.63 8.75 7.65 6.35 6.61 8.31 11.79 13.09 12.24 8.92
20 Lebanon 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 3.13 0.00 0.00 0.00 0.00 1.98 0.00 0.00 0.52 0.67 8.70
21 Sweden 4.58 6.09 7.87 7.10 8.00 8.50 6.16 7.76 9.72 10.01 9.15 9.79 9.36 11.43 9.34 7.71 7.95 7.11 7.53 6.49 7.25 8.24
22 Estonia 0.00 4.35 0.00 0.00 0.00 0.00 2.44 2.38 0.00 4.55 2.70 2.78 7.00 3.28 2.13 3.55 4.08 5.30 0.68 0.65 5.26 7.69
23 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 16.67 13.33 8.33 0.00 18.18 8.11 11.43 7.69
24 New Zealand 3.64 5.66 6.98 5.97 7.32 5.26 4.42 5.65 3.47 3.21 3.64 4.67 3.96 4.30 5.02 4.63 5.76 2.82 3.21 5.83 2.40 6.36
25 Saudi Arabia 0.00 16.67 28.57 6.25 0.00 21.05 9.68 2.38 3.01 3.74 4.28 5.81 6.10 5.37 5.26 4.77 8.84 9.95 9.81 7.17 6.45 6.23
26 Singapore 1.32 5.76 6.92 3.17 4.59 5.44 5.49 5.42 5.29 5.66 6.15 5.22 7.17 5.52 7.23 7.25 6.58 7.39 8.18 6.34 6.30 5.68
27 Slovenia 0.00 0.00 0.00 2.74 1.14 0.00 1.39 1.24 1.07 0.49 3.29 2.68 1.69 5.10 3.98 1.50 4.52 4.00 1.57 3.68 2.28 5.15
28 Latvia 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2.22 0.00 3.39 1.32 1.45 0.00 6.03 5.83 100.00 0.90 2.22 0.82 2.86 5.13
29 Lithuania 0.00 0.00 0.00 0.00 1.64 1.12 0.00 0.00 1.02 1.00 0.74 2.90 0.12 5.39 3.38 3.87 5.18 2.49 0.90 1.92 2.90 4.92
30 Italy 3.18 3.45 3.84 4.99 4.73 5.20 4.75 5.25 4.34 5.68 5.39 4.67 4.34 4.82 4.34 3.95 4.23 4.37 4.75 4.93 4.21 4.70
31 Philippines 0.00 0.00 0.00 0.00 8.33 0.00 12.50 12.50 5.88 8.33 5.88 0.00 0.00 5.13 6.00 1.14 4.88 4.42 5.43 0.00 3.85
32 Australia 3.46 3.80 5.29 12.50 5.91 8.16 6.01 5.07 4.91 5.73 4.71 2.79 2.68 2.42 2.24 2.43 2.64 2.65 2.59 2.56 2.85 3.74
33 Spain 0.60 2.08 1.95 1.35 2.41 2.34 2.80 2.24 2.19 2.77 2.86 3.37 3.57 3.69 3.01 3.51 3.49 4.10 3.47 3.89 3.68
34 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 1.42 0.90 1.20 3.45 2.94 2.13 3.48 3.45
35 UAE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 6.35 3.19 5.77 3.85 3.78 2.27 1.65 2.24 2.50 2.45 3.20 3.43
36 Chile 0.00 0.00 0.00 0.00 0.00 0.00 2.13 0.94 1.64 1.29 1.84 0.91 1.69 4.04 3.65 1.81 1.94 2.31 3.42 2.38 3.37 2.88
37 China 0.15 0.44 0.71 1.06 0.89 1.30 1.04 1.24 1.90 2.12 2.05 2.48 2.64 2.24 2.23 2.23 2.39 2.43 2.36 2.61 2.94 2.84
38 Greece 0.00 0.64 0.00 0.00 1.10 1.26 0.00 0.61 1.57 0.98 2.01 1.36 2.30 1.07 0.74 0.94 0.96 0.51 0.99 1.01 2.06 2.28
39 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 2.38 1.72 8.75 3.08 0.47 0.52 1.40 1.54
40 Hungary 0.00 1.20 0.48 0.83 0.36 1.13 2.21 1.82 1.98 3.64 3.58 2.44 2.15 3.02 2.00 2.34 1.03 0.80 0.79 0.52 0.63 1.45
41 Brazil 0.00 0.40 0.67 1.30 0.97 0.82 0.95 1.74 2.06 1.24 1.69 1.41 1.59 1.93 1.61 1.12 1.30 1.26 1.32 0.84 1.09 1.39
42 Ukraine 0.00 1.68 0.68 2.00 0.25 0.00 0.66 1.90 0.20 1.06 1.20 0.49 1.00 0.26 0.10 0.41 0.49 0.29 0.20 0.64 0.79 1.38
43 Serbia 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.54 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.29 0.00 0.00 1.19
44 Portugal 0.00 0.81 0.00 1.06 1.05 0.29 0.00 1.36 1.07 1.73 2.50 1.74 1.74 1.16 1.30 1.98 1.33 1.58 1.77 1.59 2.12 1.10
45 Poland 0.00 0.18 0.00 0.90 0.47 0.53 0.40 0.17 0.78 0.32 0.61 1.28 0.87 1.08 1.94 2.06 2.03 1.55 1.62 1.29 1.38 1.06
46 India 1.20 2.64 1.77 2.92 2.81 1.80 2.13 1.49 1.21 1.25 1.30 1.60 1.45 1.36 1.54 1.35 1.17 1.01 0.87 0.75 0.69 0.91
47 Turkey 0.00 1.09 0.75 0.00 0.00 2.49 1.55 1.97 0.53 0.67 0.80 1.46 1.43 0.90 1.24 2.08 1.44 2.17 1.22 1.37 1.01 0.88
48 Czech Republic 0.71 0.00 0.00 0.00 1.05 0.29 0.82 2.48 1.60 2.96 1.71 2.23 1.88 3.43 2.05 2.15 1.60 2.34 1.84 1.40 2.14 0.79
49 Russia 0.39 0.96 1.21 1.10 0.71 1.60 0.94 1.25 1.18 1.20 1.07 0.97 1.02 1.20 0.63 0.84 0.63 0.29 0.26 0.39 0.49 0.72
50 Argentina 1.09 0.00 0.94 0.00 0.67 0.00 0.47 0.40 0.62 0.72 1.07 0.72 0.90 0.61 1.08 0.49 1.21 0.41 0.82 0.66 1.74 0.71
51 Mexico 0.00 1.65 1.42 0.00 0.29 0.87 1.04 1.71 1.43 2.47 0.66 2.01 2.67 3.15 2.72 2.03 2.45 1.63 0.76 1.36 0.53 0.65
52 Romania 1.00 0.00 1.23 0.49 0.43 0.00 0.00 0.00 0.59 0.29 0.86 0.65 0.55 1.09 1.44 1.41 0.96 0.65 0.64 0.63 0.40 0.37
53 South Africa 11.54 16.00 15.38 7.02 8.14 6.80 2.56 3.82 0.98 5.32 4.69 3.09 3.89 3.26 2.22 1.68 1.61 1.39 0.99 1.28 1.13 0.32
54 Iran 0.00 0.00 0.00 3.57 0.00 0.36 1.07 0.96 0.56 0.95 0.86 0.85 0.42 0.38 0.50 0.43 0.40 0.58 0.35 0.46 0.46 0.31
55 Egypt 0.00 0.00 0.00 0.00 2.99 0.00 1.88 0.00 0.33 0.27 0.42 0.76 0.70 0.54 1.34 0.42 0.26 0.33 0.16 0.16 0.06 0.28
56 Malaysia 0.00 30.43 2.94 5.36 9.62 11.58 12.00 1.94 0.99 0.78 0.76 1.18 0.75 0.81 0.68 0.92 0.35 0.64 0.36 0.42 0.19 0.28
57 Pakistan 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.09 1.67 0.00 1.30 0.59 0.43 0.64 0.21 0.30 0.45 0.10 0.24 0.13 0.07 0.09
58 Morocco 0.00 0.00 0.00 0.00 3.33 0.00 0.00 0.00 0.00 0.00 1.27 1.05 0.00 0.00 0.00 0.94 1.65 1.36 0.27 0.41 0.33 0.00
59 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 1.05 0.00 0.00 0.00 0.85 0.00
60 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 1.41 0.83 0.00
61 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 0.00
62 Uruguay 0.00 0.00 0.00 0.00 0.00 0.00 15.38 0.00 0.00 3.03 6.45 5.88 0.00 0.00 2.63 1.59 0.00 1.43 0.00 0.00 0.00
63 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 0.19 0.20 0.00 0.00 0.00 0.00
64 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
65 Slovakia 0.00 0.00 3.57 1.75 2.08 0.79 0.64 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.37 0.49 0.29 0.51 0.91 0.64 0.00
66 Thailand 0.00 9.09 3.13 7.84 2.25 2.72 0.50 0.93 0.86 1.26 0.46 0.60 0.53 0.95 0.59 0.25 0.31 0.56 0.44 0.61 0.45 0.00
67 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
68 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 2.38 0.00
69 Venezuela 5.88 33.33 12.90 5.00 6.67 0.00 0.00 0.00 0.00 6.25 2.56 1.82 1.96 0.00 0.00 0.00 1.92 0.00 0.00 0.00 0.00 0.00
70 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 0.00
71 Vietnam 0.00 0.00 0.00 0.00 5.26 4.65 0.00 0.00 0.00 2.33 0.00 2.27 0.71 0.34 1.89 0.41 0.00 0.38 0.37 0.25 0.42 0.00
72 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
73 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
74 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
75 Bulgaria 0.00 1.28 0.00 0.00 1.74 0.87 0.53 0.56 0.47 0.00 0.46 0.52 0.43 0.00 0.46 0.00 0.00 0.00 0.41 0.00 1.11 0.00
76 Belarus 0.00 0.00 0.00 4.17 0.88 1.11 1.92 2.01 1.53 0.66 0.65 0.55 0.64 2.60 0.51 1.85 1.24 0.36 0.00 0.31 0.00 0.00
77 Colombia 0.00 0.00 0.00 0.00 2.22 0.00 0.00 0.00 0.00 0.00 3.66 1.45 2.34 2.65 3.14 1.91 1.68 1.97 1.35 1.87 0.00
78 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 0.42 0.00 0.00 0.00 0.00 0.00
79 Croatia 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.32 0.00 0.00 2.17 0.00 0.00 0.74 0.66 0.00 0.00 1.09 0.46 0.43 0.00 0.00
80 Cyprus 0.00 25.00 33.33 50.00 16.67 15.38 5.00 2.56 7.14 15.56 7.89 9.26 1.35 3.64 6.45 5.71 2.56 6.12 4.05 1.84 0.91 0.00
81 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 2.38 0.00 1.39 0.00 0.00 0.00 0.00 0.00 0.00 0.00
82 Georgia 33.33 0.00 0.00 0.00 0.00 0.00 9.09 0.00 5.26 0.00 7.69 0.00 0.00 3.85 0.00 0.00 0.00 0.00 0.00 0.00 0.00
83 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
84 Azerbaijan 0.00 0.00 0.00 10.00 0.00 0.00 0.00 0.00 0.00 0.00 11.32 0.00 3.03 2.86 1.96 0.00 0.00 0.00 0.00 0.00 0.00 0.00
85 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 0.68 1.06 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
86 Kazakhstan 0.00 0.00 0.00 25.00 0.00 14.29 0.00 5.00 0.00 0.00 0.00 1.79 5.00 1.18 1.61 0.58 0.48 1.50 0.00 0.27 0.00
87 Jordan 0.00 0.00 0.00 12.50 0.00 0.00 0.00 2.04 0.00 0.00 0.00 0.00 1.47 0.95 0.00 0.70 2.41 0.47 0.00 0.27 0.00
88 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
89 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
90 Indonesia 0.00 100.00 0.00 0.00 0.00 14.29 0.00 0.00 0.00 0.00 3.85 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
91 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 5.00 7.32 0.00 0.00 5.08 3.57 0.00 0.00 0.00
92 Panama 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 100.00 50.00 100.00 50.00 50.00 100.00 0.00 55.56 0.00 0.00 0.00 11.76 0.00
93 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 50.00 0.00

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