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