Patent applications per year

Year #
1955 1
1958 1
1965 1
1970 1
1975 1
1976 1
1978 2
1980 1
1981 1
1985 1
1986 1
1988 1
1989 4
1990 5
1991 3
1992 4
1993 3
1994 4
1995 7
1996 8
1997 4
1998 5
2000 4
2001 1
2002 3
2003 4
2004 5
2005 5
2006 4
2007 3
2008 3
2009 8
2010 5
Checked
3 April 2013
Published
17 August 2011
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