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.

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 [June]
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 75.00 250.00 120.00 18.18 220.00 0.00 300.00 500.00
2 USA 23.98 41.10 48.39 48.38 43.29 44.15 41.38 41.54 40.25 44.26 40.85 41.78 42.17 46.87 43.86 43.40 42.94 41.84 44.99 45.68 49.00 54.72
3 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 50.00
4 Luxembourg 100.00 0.00 0.00 266.67 71.43 100.00 120.00 0.00 56.25 18.18 25.00 29.63 28.36 35.85 45.28 32.58 58.54 52.08 45.95 42.11 41.41 37.78
5 Taiwan 7.04 15.02 12.55 16.68 20.12 23.05 26.28 22.77 29.40 31.45 29.12 36.89 33.55 37.96 39.06 36.11 33.44 32.85 36.83 32.57 31.83 36.40
6 Japan 11.09 14.64 16.33 17.29 17.97 18.95 18.47 18.07 21.82 26.67 23.34 27.75 25.90 28.76 30.29 27.53 25.61 26.65 27.74 26.24 26.86 30.66
7 South Korea 5.54 10.30 9.84 13.35 19.86 18.06 21.42 19.16 19.21 25.01 22.12 21.52 22.78 25.20 26.94 29.11 29.18 24.13 25.34 25.60 24.53 26.67
8 Switzerland 6.63 11.03 14.99 13.55 15.92 13.56 17.22 19,600.00 16.01 17.52 14.75 13.66 14.57 20.76 16.07 16.56 18.42 18.87 18.51 17.66 20.68 24.02
9 Netherlands 4.55 7.72 11.76 12.78 16.24 16.78 17.20 23.72 22.33 27.16 22.25 22.88 18.93 21.59 23.94 17.22 18.29 18.09 17.60 18.22 19.30 17.26
10 Finland 3.80 5.39 4.98 10.14 8.03 6.94 7.71 6.29 9.40 9.16 7.11 11.24 12.83 13.11 11.18 19.16 19.31 14.89 16.82 17.12 16.74 16.82
11 France 10.28 11.05 13.65 13.73 10.68 10.85 10.78 10.61 10.82 13.12 13.70 11.25 13.13 15.69 15.06 13.43 13.85 15.71 14.35 13.06 13.16 16.13
12 Belgium 4.98 8.54 11.90 12.90 13.73 11.57 10.41 10.35 14.25 13.36 13.88 14.26 11.82 13.39 12.44 10.13 12.93 15.37 14.23 11.18 15.38 16.06
13 Ireland 8.33 8.82 19.05 8.74 14.36 13.43 9.45 16.91 14.19 10.14 8.81 9.04 6.76 11.60 10.14 7.61 8.09 7.70 8.92 12.17 14.42 14.69
14 Germany 6.22 10.84 14.80 16.33 13.66 15.61 13.71 13.88 14.68 16.68 15.28 14.64 13.93 15.35 14.45 13.30 14.51 13.66 14.28 12.74 12.44 13.85
World 10.88 17.41 20.25 20.37 18.76 19.20 17.77 16.94 16.82 18.90 16.75 16.65 15.89 16.85 16.00 15.38 14.47 13.61 13.37 13.06 12.79 12.58
15 Canada 9.27 13.59 16.27 14.70 11.16 13.12 7.50 10.29 8.88 10.51 11.36 9.67 9.15 9.94 10.07 9.95 9.11 9.29 10.28 10.11 10.91 10.82
16 UK 3.09 6.20 5.89 8.78 7.09 6.64 5.44 5.10 6.26 8.13 8.73 7.82 7.71 9.03 8.28 7.71 8.30 8.11 8.98 8.53 8.58 9.29
17 Denmark 1.95 8.74 6.60 9.05 10.17 6.62 9.56 11.23 11.11 8.97 8.29 7.94 8.79 5.89 7.20 6.75 5.68 7.01 7.77 6.35 6.36 8.97
18 Sweden 4.58 6.09 7.87 7.10 8.00 8.50 6.18 7.78 9.74 10.03 10,500.00 9.79 9.36 11.43 9.42 7.78 7.93 7.11 7.48 6.47 7.23 8.95
19 Austria 4.00 7.14 3.62 7.89 5.60 8.88 9.93 7.30 7.87 8.41 6.62 8.75 7.63 8.73 7.83 6.46 6.60 8.29 11.72 13.12 12.19 8.54
20 Norway 2.56 5.13 14.55 2.53 7.48 5.83 8.81 7.06 5.50 8.96 8.27 10.37 6.92 7.19 7.30 10.38 5.79 8.44 9.21 8.98 5.67 7.72
21 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 18.18 8.33 0.00 17.39 8.11 11.43 7.14
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 2.14 3.62 4.03 5.30 0.67 0.65 5.29 6.74
23 Singapore 1.32 5.76 6.92 3.17 4.60 5.45 5.50 5.43 5.29 5.68 6.16 5.24 7.21 5.59 7.35 7.39 6.60 7.41 8.23 6.51 6.28 6.37
24 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 5.12 4.01 1.56 4.52 3.99 1.56 3.68 2.27 5.95
25 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 2.70 0.00 0.00 0.60 0.66 5.88
26 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 4.31 5.14 4.85 5.76 2.86 3.20 5.81 2.39 5.41
27 Saudi Arabia 0.00 16.67 28.57 6.25 0.00 21.05 9.68 2.38 3.01 3.74 4.28 5.82 6.10 5.38 5.38 4.90 8.83 9.93 9.82 7.15 6.42 5.07
28 Cuba 0.00 0.00 4.76 0.00 4.65 0.00 0.00 9.52 9.76 3.85 0.00 0.00 0.00 9.76 4.26 6.00 3.17 0.00 0.00 7.69 5.36 4.55
29 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 0.91 1.20 3.45 2.94 2.12 3.47 4.52
30 Italy 3.18 3.57 3.84 4.99 4.73 5.20 4.75 5.25 4.35 5.68 5.40 4.67 4.35 4.82 4.43 4.05 4.23 4.36 4.72 4.91 4.20 4.32
31 Chile 0.00 0.00 0.00 0.00 0.00 0.00 2.13 0.94 1.64 1.29 1.85 0.91 1.69 4.04 3.73 1.84 1.95 2.31 3.40 2.35 3.38 3.81
32 Spain 0.60 2.08 1.95 1.35 2.41 2.34 2.80 2.24 2.19 2.77 2.87 3.37 3.57 3.74 3.05 3.50 3.49 4.08 3.46 3.88 3.76
33 UAE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 6.25 3.19 5.77 3.85 3.98 2.46 1.66 2.24 2.50 2.44 3.20 3.62
34 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 0.72 5.39 3.43 3.95 5.18 2.48 0.90 1.91 2.87 3.39
35 Australia 3.46 3.78 5.30 12.50 5.91 8.16 6.01 5.07 4.93 5.74 4.71 2.75 2.69 2.42 2.28 2.49 2.67 2.65 2.59 2.56 2.84 3.13
36 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 5.88 6.98 1.14 4.82 4.39 5.38 0.00 2.94
37 China 0.15 0.44 0.71 1.06 0.89 1.31 1.04 1.24 1.89 2.10 2.04 2.47 2.64 2.24 2.25 2.25 2.40 2.43 2.36 2.61 2.94 2.88
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 2.31 1.08 0.75 0.97 0.95 0.51 0.97 1.00 2.05 2.43
39 Cyprus 0.00 25.00 50.00 50.00 16.67 16.67 5.00 2.56 7.14 15.91 8.33 10.20 1.37 3.85 6.90 7.02 4.69 11.69 8.82 3.19 0.90 1.89
40 Portugal 0.00 0.81 0.00 1.07 1.06 0.29 0.00 1.36 1.07 1.73 2.50 1.74 1.74 1.16 1.34 2.04 1.34 1.58 1.76 1.58 2.11 1.75
41 Poland 0.00 0.18 0.00 0.90 0.47 0.53 0.40 0.17 0.78 0.32 0.61 1.29 0.87 1.08 2.00 2.13 2.02 1.55 1.61 1.29 1.37 1.52
42 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 2.96 3.54 1.92 1.68 1.96 1.34 1.86 1.47
43 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 1.65 1.16 1.30 1.26 1.32 0.83 1.08 1.39
44 Hungary 0.00 1.20 0.48 0.83 0.36 1.13 2.21 1.82 1.98 3.64 3.60 2.44 2.15 3.02 2.06 2.38 1.03 0.79 0.79 0.52 0.62 1.09
45 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 0.38 0.49 0.29 0.51 0.90 0.64 1.01
46 Czech Republic 0.72 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 2.09 2.19 1.60 2.34 1.83 1.39 2.14 0.92
47 South Africa 11.54 16.00 15.38 7.02 8.14 6.80 2.59 3.82 0.98 5.32 4.67 3.09 3.89 3.27 2.33 1.74 1.61 1.39 0.99 1.27 1.13 0.86
48 Ukraine 0.00 1.69 0.68 2.01 0.25 0.00 0.66 1.90 0.20 1.06 1.19 0.49 1.00 0.26 0.14 0.55 0.49 0.29 0.20 0.64 0.78 0.84
49 Turkey 0.00 1.09 0.75 0.00 0.00 2.49 1.55 1.98 0.53 0.67 0.80 1.46 1.43 0.90 1.27 2.13 1.44 2.17 1.22 1.37 1.00 0.83
50 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 1.62 1.45 1.17 1.00 0.86 0.74 0.69 0.83
51 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 0.47 0.00 0.00 0.00 0.41 0.00 1.11 0.79
52 Argentina 1.09 0.00 0.94 0.00 0.67 0.00 0.48 0.40 0.63 0.72 1.07 0.71 0.90 0.61 1.10 0.51 1.22 0.41 0.82 0.66 1.74 0.66
53 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 2.56 1.89 8.75 3.13 0.47 0.52 1.40 0.62
54 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 0.56
55 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 0.71 0.95 0.63 0.29 0.26 0.39 0.49 0.52
56 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 1.50 1.47 0.96 0.65 0.64 0.63 0.40 0.51
57 Mexico 0.00 1.65 1.40 0.00 0.29 0.87 1.02 1.71 1.43 2.47 0.66 2.01 2.67 3.15 2.79 2.12 2.45 1.62 0.76 1.35 0.53 0.43
58 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 0.54 0.47 0.40 0.58 0.35 0.46 0.46 0.31
59 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 1.01 1.65 1.36 0.26 0.40 0.32 0.30
60 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 0.29
61 Malaysia 0.00 30.43 2.94 5.36 9.62 11.58 12.00 1.94 0.99 0.78 0.76 1.19 0.75 0.81 0.75 1.02 0.35 0.64 0.35 0.41 0.19 0.27
62 Vietnam 0.00 0.00 0.00 0.00 5.26 4.65 0.00 0.00 0.00 2.33 0.00 2.29 0.71 0.34 1.90 0.44 0.00 0.38 0.37 0.25 0.42 0.26
63 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 0.61 0.26 0.31 0.56 0.44 0.61 0.45 0.21
64 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 0.20
65 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 1.45 0.46 0.26 0.33 0.16 0.16 0.06 0.16
66 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 0.22 0.32 0.45 0.10 0.24 0.13 0.06 0.04
67 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
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 6.67 2.63 1.85 1.96 0.00 0.00 0.00 2.13 0.00 0.00 0.00 0.00 0.00
70 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
71 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
72 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 1.54 1.41 0.83 0.00
73 Uruguay 0.00 0.00 0.00 0.00 0.00 0.00 15.38 0.00 0.00 2.94 6.45 5.88 0.00 0.00 2.78 1.64 0.00 1.45 0.00 0.00 0.00
74 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
75 Belarus 0.00 0.00 0.00 4.17 0.88 1.11 1.92 2.01 1.53 0.66 0.66 0.54 0.64 2.60 0.57 2.16 1.24 0.36 0.00 0.31 0.00 0.00
76 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
77 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 0.84 0.00
78 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 5.17 3.57 0.00 0.00 0.00
79 Bangladesh 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.45 0.00 0.00 0.00 0.00 0.42 0.00 0.00 0.00 0.00 0.00
80 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
81 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
82 Jordan 0.00 0.00 0.00 12.50 0.00 0.00 0.00 2.27 0.00 0.00 0.00 0.00 1.67 1.10 0.00 0.76 2.56 0.51 0.00 0.27 0.00
83 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 1.67 2.15 0.58 0.48 1.50 0.00 0.27 0.00
84 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 2.50 0.00 1.45 0.00 0.00 0.00 0.00 0.00 0.00 0.00
85 Georgia 33.33 0.00 0.00 0.00 0.00 0.00 10.00 0.00 4.76 0.00 7.69 0.00 0.00 4.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
86 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 6.42 6.32 3.96 0.90 2.22 0.82 2.86 0.00
87 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 1.07 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
88 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 0.00
89 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
90 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 0.68 0.00 0.00 1.09 0.46 0.43 0.00 0.00
91 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
92 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
93 Azerbaijan 0.00 0.00 0.00 10.00 0.00 0.00 0.00 0.00 0.00 0.00 12.24 0.00 3.13 3.57 3.23 0.00 0.00 0.00 0.00 0.00 0.00 0.00