All patent database items
Year | Item count | Graph |
---|---|---|
1966 | 1 |
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1968 | 1 |
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1978 | 2 |
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1986 | 1 |
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1989 | 2 |
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1991 | 1 |
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1992 | 2 |
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1993 | 3 |
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1994 | 7 |
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1995 | 6 |
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1996 | 10 |
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1997 | 8 |
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1998 | 11 |
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1999 | 25 |
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2000 | 33 |
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2001 | 35 |
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2002 | 45 |
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2003 | 54 |
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2004 | 76 |
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2005 | 66 |
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2006 | 48 |
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2007 | 86 |
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2008 | 109 |
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2009 | 99 |
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2010 | 125 |
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2011 | 90 |
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2012 | 182 |
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2013 | 58 |
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2014 | 70 |
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2015 | 61 |
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2016 | 38 |
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2017 | 23 |
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2018 | 79 |
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