Table 31 Yearly patent growth of Li-Ion batteries. The column “Country” contains the patents per year and corresponding country. The column "Patent growth" reflects the annual change of activities for all countries (based on [83])
Year | Country | Total | Patent growth | |||||
|---|---|---|---|---|---|---|---|---|
DE | JP | CN | US | KR | FR | Annual change (%) | ||
1995 | 0 | 0 | 0 | 3 | 0 | 0 | 3 | 0 |
1996 | 0 | 1 | 0 | 3 | 0 | 0 | 4 | 50 |
1997 | 0 | 3 | 1 | 4 | 0 | 0 | 8 | 115 |
1998 | 0 | 5 | 0 | 2 | 4 | 0 | 11 | 72 |
1999 | 1 | 6 | 0 | 6 | 3 | 1 | 17 | 316 |
2000 | 0 | 8 | 0 | 4 | 4 | 0 | 16 | − 11 |
2001 | 0 | 15 | 1 | 6 | 3 | 0 | 25 | 32 |
2002 | 0 | 3 | 3 | 1 | 2 | 0 | 9 | − 17 |
2003 | 4 | 21 | 8 | 9 | 9 | 0 | 51 | 135 |
2004 | 0 | 16 | 11 | 4 | 9 | 0 | 40 | 3 |
2005 | 2 | 20 | 10 | 3 | 14 | 1 | 50 | 114 |
2006 | 1 | 25 | 9 | 8 | 36 | 0 | 79 | 8 |
2007 | 1 | 40 | 12 | 6 | 25 | 1 | 85 | 58 |
2008 | 6 | 34 | 8 | 9 | 10 | 2 | 69 | 72 |
2009 | 7 | 50 | 9 | 8 | 17 | 0 | 91 | − 12 |
2010 | 25 | 95 | 17 | 26 | 9 | 0 | 172 | 31 |
2011 | 33 | 128 | 43 | 17 | 15 | 1 | 237 | 58 |
2012 | 44 | 137 | 45 | 12 | 15 | 5 | 258 | 88 |
2013 | 54 | 209 | 83 | 34 | 21 | 9 | 409 | 110 |
2014 | 87 | 163 | 82 | 31 | 35 | 7 | 404 | 58 |
2015 | 22 | 174 | 77 | 19 | 31 | 4 | 327 | − 12 |
2016 | 16 | 235 | 161 | 43 | 34 | 4 | 492 | 1 |
2017 | 13 | 215 | 126 | 27 | 20 | 2 | 402 | − 38 |
2018 | 16 | 186 | 93 | 20 | 28 | 2 | 344 | − 48 |